Cardano Mobile Multisig Wallet

[GENERAL] Name and surname of main applicant

Cem Karaca

[GENERAL] Are you delivering this project as an individual or as an entity (whether formally incorporated or not)

Entity (Not Incorporated)

[GENERAL] Please specify how many months you expect your project to last (from 2-12 months)

7

[GENERAL] Please indicate if your proposal has been auto-translated into English from another language

No

[GENERAL] Summarize your solution to the problem (200-character limit including spaces)

We will develop an open-source mobile multisig wallet for Cardano, enabling secure joint account management and transactions, enhancing security and usability for enterprises and groups.

[GENERAL] Does your project have any dependencies on other organizations, technical or otherwise?

No

[GENERAL] If YES, please describe what the dependency is and why you believe it is essential for your project’s delivery. If NO, please write “No dependencies.”

No

[GENERAL] Will your project’s output/s be fully open source?

Yes

[GENERAL] Please provide here more information on the open source status of your project outputs

The entire mobile multisig wallet will be open source under the MIT License. All code will be hosted on GitHub from day one, allowing the community to inspect, modify, and contribute, fostering transparency and collaboratio

[METADATA] Horizons

Wallet

[SOLUTION] Please describe your proposed solution

Our solution is to create a user-friendly mobile multisig wallet for the Cardano blockchain. Currently, there's a lack of accessible multisignature wallet solutions on mobile devices, limiting the ability of organizations and collaborative groups to securely manage shared funds and transactions on Cardano. By developing a mobile application that simplifies multisignature transactions, we aim to remove these barriers and enhance Cardano's utility for various use cases requiring shared control over funds.

Key Features:

1. User-Friendly Interface: An intuitive mobile app for both iOS and Android, making multisig transactions accessible to users without deep technical knowledge.
2. Secure Multisignature Support: Implementation of Cardano's native multisig capabilities, allowing wallets that require multiple signatures for transaction approvals.
3. Cross-Platform Compatibility: Seamless operation across different devices with integration to existing Cardano services.
4. Open Source Development: All code will be open source under the MIT License, encouraging community contributions and audits.
5. Comprehensive Documentation: Detailed guides and support materials to assist users and developers.

Unique Benefits:

• Enhanced Security: Multisig wallets reduce the risk of unauthorized transactions, building greater confidence in fund management.
• Facilitating Collaboration: Enables DAOs, joint ventures, and community groups to manage funds democratically.
• Promoting Adoption: Lowers the barrier for secure fund management, encouraging more organizations to adopt Cardano.
• Community Engagement: Open source nature invites developers to contribute, fostering innovation and continuous improvement.

Our solution directly addresses security and usability challenges, promoting broader use of Cardano's blockchain technology in enterprise and collaborative settings.

[IMPACT] Please define the positive impact your project will have on the wider Cardano community

The mobile multisig wallet will significantly benefit the Cardano community by:

• Increasing Adoption: Attracting enterprises and groups to use Cardano for secure transactions.
• Enhancing Security: Providing a secure method for joint account management, reducing fraud risk.
• Fostering Decentralization: Supporting democratic fund control in DAOs and community projects.
• Stimulating Development: Encouraging developers to build upon our open-source project.

Measuring Impact:

• Usage Metrics: Track downloads, active users, and multisig wallets created.
• Transaction Volume: Monitor transactions conducted through the wallet.
• Community Contributions: Count contributions and engagement on GitHub.

Sharing Outputs:

• Open Source Repository: Code and documentation on GitHub.
• Community Outreach: Webinars, workshops, and participation in events.
• Collaborations: Engage with other projects for integration and interoperability.

[CAPABILITY & FEASIBILITY] What is your capability to deliver your project with high levels of trust and accountability? How do you intend to validate if your approach is feasible?

Our team's capability to deliver the "Cardano Mobile Multisig Wallet" project with high levels of trust and accountability is deeply rooted in our extensive research on Cardano tools and a proven history in blockchain development.

Leveraging Comprehensive Research and Expertise

• In-Depth Knowledge of Cardano Ecosystem: We have conducted thorough research into Cardano's existing wallet solutions, multisignature protocols, and security frameworks. This extensive study enables us to understand the current limitations and opportunities within the ecosystem, directly informing our development approach for the multisig wallet.
• Up-to-Date Insights on Blockchain Technologies: Our team stays abreast of the latest developments in blockchain technology, cryptographic methods, and decentralized applications. Regularly reviewing updates on Cardano's protocols, smart contracts, and regulatory considerations ensures that our project is both innovative and compliant.
• Resource Accessibility: We maintain a well-curated repository of research findings, technical analyses, and best practices related to Cardano tools. This resource hub is instrumental in guiding our technical decisions and enhancing our project's feasibility.

Proven Track Record and Experience

• Successful Delivery of Blockchain Projects: Our team has a history of managing and delivering complex blockchain initiatives, including wallet applications and authentication frameworks. Previous projects funded by Catalyst have been executed effectively, with outcomes documented and made available to the community. This demonstrates our ability to handle project funds responsibly and deliver tangible results.
• Expertise in Secure Application Development: With a strong focus on security, our developers are proficient in implementing robust cryptographic techniques and adhering to secure coding standards. This expertise is crucial for developing a multisig wallet where security is paramount.

Strategic Project Management and Community Engagement

• Specialized Team Composition: Our team comprises blockchain developers skilled in Haskell and Cardano-specific technologies, mobile app developers experienced in creating intuitive user interfaces, and security specialists dedicated to safeguarding user assets. This blend of skills ensures comprehensive coverage of all project aspects.
• Research-Informed Development Strategy: The project's roadmap is directly influenced by our extensive research on Cardano tools. By identifying gaps in existing solutions and understanding user needs, we tailor our development efforts to create a wallet that is both necessary and highly functional within the ecosystem.
• Community-Driven Approach: Throughout the project lifecycle, we will actively engage with the Cardano community. This includes participating in forums, hosting webinars, and soliciting feedback during the beta testing phase. Such engagement ensures that the wallet aligns with user expectations and fosters a sense of shared ownership.

Validation of Feasibility

• Early Prototype Development: We plan to create a working prototype early in the development process. This prototype will serve as a proof of concept to validate our technical approach, identify potential challenges, and demonstrate feasibility to stakeholders.
• Adherence to Cardano Standards: Compliance with Cardano’s development guidelines and best practices is a cornerstone of our project. This ensures compatibility with the ecosystem and enhances trust among users and developers.
• Continuous Improvement Based on Feedback: By integrating insights gained from our research and community interactions, we will iteratively refine the wallet. This agile approach allows us to adapt to new developments within Cardano and incorporate the latest tools and features.
• By harnessing our in-depth research on Cardano tools and combining it with our team's proven capabilities, we are well-positioned to deliver a mobile multisig wallet that meets high standards of trust, security, and usability. Our commitment to leveraging research ensures that our approach is not only feasible but also aligned with the evolving needs of the Cardano community, ultimately contributing valuable infrastructure to the ecosystem.

[PROJECT MILESTONES] What are the key milestones you need to achieve in order to complete your project successfully?

Milestone 1: Project Planning and Detailed Design

A: Milestone Outputs

• Project Initiation Documents: Develop a comprehensive project plan outlining objectives, scope, timeline, resources, risk assessment, and communication strategies.
• Requirements Specification: Gather and document detailed functional and non-functional requirements based on stakeholder input and market research.
• Technical Architecture Design: Create architectural diagrams and technical specifications for the wallet's backend and frontend components, security protocols, and blockchain integration.
• UI/UX Design Mockups: Design intuitive user interface mockups for both iOS and Android platforms, focusing on seamless user experience.

B: Acceptance Criteria

• Stakeholder Approval: Obtain approval of the project plan and design documents from all key stakeholders.
• Feasibility Confirmation: Validate that the proposed technical solutions are feasible within the project's constraints and align with Cardano's ecosystem.
• Compliance Verification: Ensure designs adhere to Cardano's development guidelines and industry best practices for security and usability.

C: Evidence of Milestone Completion

• Documentation Repository: All project documents are uploaded to a shared repository accessible to stakeholders.
• Meeting Minutes: Records of design review meetings with stakeholders, including feedback and approvals.
• Design Artifacts: Finalized versions of project plan, requirements, technical designs, and UI/UX mockups.

Milestone 2: Development of Core Multisignature Functionality

A: Milestone Outputs

• Blockchain Integration Module: Develop modules to securely interact with the Cardano blockchain, enabling multisignature transactions.
• Multisig Protocol Implementation: Implement Cardano's native multisig protocols within the wallet, allowing creation and management of multisig wallets.
• Backend Infrastructure Setup: Establish secure backend services if necessary for additional functionalities like notifications or data storage.
• Unit Testing Framework: Create and execute unit tests covering all core functionalities to ensure reliability.

B: Acceptance Criteria

• Functional Multisig Operations: Demonstrate successful creation, signing, and execution of multisig transactions in a controlled environment.
• Security Standards Compliance: Core modules meet security standards and pass internal security assessments.
• Performance Metrics: Core functions perform efficiently, meeting predefined performance benchmarks.

C: Evidence of Milestone Completion

• Demonstration Videos: Video presentations showcasing multisig wallet operations.
• Test Results Documentation: Detailed unit test results and performance benchmarks.
• Source Code Availability: Code committed to the open-source repository with clear documentation and version control.

Milestone 3: Development of Mobile Application Interfaces

A: Milestone Outputs

• Frontend Development for iOS and Android: Develop the mobile application interfaces based on the approved UI/UX designs.
• Feature Integration: Integrate core multisig functionalities with the mobile interface, ensuring seamless user interactions.
• Cross-Platform Compatibility: Optimize the app for consistent performance across various devices and operating systems.
• Accessibility Features: Incorporate accessibility options to support users with disabilities.

B: Acceptance Criteria

• User Interface Functionality: Users can navigate the app, create wallets, and initiate transactions without issues.
• Consistency and Responsiveness: The app provides a consistent and responsive experience on different devices and screen sizes.
• Accessibility Compliance: The app meets standard accessibility guidelines (e.g., WCAG 2.1).

C: Evidence of Milestone Completion

• App Builds for Testing: Provision of app versions ready for internal testing on both platforms.
• User Experience Reports: Feedback from initial testers on usability and design.
• Updated Technical Documentation: Inclusion of frontend development details and integration points in the project documentation.

Milestone 4: Alpha Release and Internal Testing

A: Milestone Outputs

• Alpha Version Deployment: Release an alpha version of the mobile wallet for internal team testing.
• Comprehensive Test Plans: Develop test cases covering all functionalities, including edge cases.
• Initial Security Testing: Conduct preliminary security assessments focusing on potential vulnerabilities.
• Issue Tracking System: Set up a system (e.g., Jira, GitHub Issues) to log, track, and manage bugs and enhancements.

B: Acceptance Criteria

• Functionality Verification: Core features operate as intended with no critical errors during internal testing.
• Identification of Issues: Documented list of bugs, vulnerabilities, and areas for improvement.
• Team Feedback Collection: Gather detailed feedback from testers for refinement.

C: Evidence of Milestone Completion

• Testing Reports: Compilation of test results, including passed/failed test cases and identified issues.
• Security Assessment Summary: Report outlining findings from initial security tests.
• Issue Logs: Accessible logs of all reported issues with status updates.

Milestone 5: Beta Release and Community Testing

A: Milestone Outputs

• Beta Version Release: Deploy the beta version to a select group of community members and stakeholders for broader testing.
• User Support Materials: Provide user guides, tutorials, and FAQs to assist beta testers.
• Feedback Channels: Establish dedicated channels (e.g., email, forums, surveys) for collecting user feedback.
• Continuous Improvement: Implement a process for regular updates based on beta tester input.

B: Acceptance Criteria

• Active User Engagement: Achieve targeted participation levels from beta testers with regular usage.
• Feedback Acquisition: Collect substantial feedback covering functionality, usability, and performance.
• Issue Resolution Rate: Address a significant percentage of critical and high-priority issues identified.

C: Evidence of Milestone Completion

• Beta Testing Analytics: Metrics on user engagement, app usage patterns, and crash reports.
• Feedback Summaries: Compiled feedback from users with action items.
• Release Notes: Documentation of updates and fixes made during the beta phase.

Final Milestone: Official Launch and Ongoing Support

A: Milestone Outputs

• Public Release on App Stores: Successfully publish the mobile multisig wallet on the Apple App Store and Google Play Store.
• Marketing and Outreach Campaign: Execute a marketing strategy to promote the wallet to the Cardano community and beyond.
• Customer Support Infrastructure: Set up support channels, including email support, live chat, and a knowledge base.
• Community Engagement Initiatives: Organize webinars, workshops, and participate in community events to foster adoption.
• Open Source Collaboration Framework: Establish guidelines for external developers to contribute to the project.

B: Acceptance Criteria

• App Store Approval: The app meets all store requirements and is available for download globally.
• User Acquisition Goals: Achieve initial targets for downloads and active users within a specified period.
• Support Responsiveness: Ability to respond to user inquiries and issues within established timeframes.
• Community Contributions: Receive contributions from external developers, such as code commits or issue reports.

C: Evidence of Milestone Completion

• App Store Listings: Live links to the app on official app stores with initial user ratings and reviews.
• Marketing Analytics: Data on campaign performance, website traffic, and social media engagement.
• Support Logs and Metrics: Reports on support tickets received and resolved.
• GitHub Activity: Records of pull requests, issues, and discussions from the open-source community.
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[RESOURCES] Who is in the project team and what are their roles?

Our project team consists of highly skilled professionals, each bringing unique expertise and experience to ensure the successful delivery of the NFT and wallet authentication framework for Cardano dApps. Below are the details of our team members, their roles, and their relevant professional profiles:

Team Composition:

• Project Lead: Cem Karaca
• Role: Oversees the entire project, ensuring alignment with goals, managing timelines, and coordinating between different team members.
• Expertise: Extensive experience in software development, project management, and blockchain technology, particularly in wallet development and secure transaction systems.
• Profile: Cem Karaca
• Github: https://github.com/ckaraca
• Responsibilities:
• Lead the project's strategic direction and execution.
• Oversee the architecture design specific to mobile multisig functionalities.
• Coordinate between development, security, and design teams.
• Communicate with stakeholders and the Cardano community.
• Lead Developer: Emir Olgun
• Role: Heads the development efforts, focusing on blockchain integration and implementation of multisignature protocols within the wallet..
• Expertise: Skilled in JavaScript, Python, Frontend, backend, blockchain technologies, and smart contract development.
• LinkedIn Profile: Emir Olgun
• Responsibilities: Development of core framework features, integration of NFT functionalities.
• Mobile App Developer: TBD
• Role: Design and implementation of the mobile application for both iOS and Android platforms.
• Expertise: Senior developer proficient in mobile app development frameworks such as Swift (iOS), Kotlin (Android), and React Native, with experience in developing secure financial applications.
• Responsibilities:
• Develop the mobile application's frontend and backend components.
• Ensure seamless user experience and interface design.
• Optimize app performance across different devices and operating systems.
• Collaborate with the UI/UX designer to implement design specifications.
• DevOps: Berk Atalay
• Role: Manages the infrastructure, deployment processes, and ensures continuous integration and delivery.
• Expertise: Proficient in system architecture, cloud services, automation tools, and mobile app deployment processes.
• LinkedIn Profile: Berk Atalay
• Responsibilities:
• Set up and maintain development and production environments.
• Manage deployment pipelines for app stores.
• Ensure scalability and reliability of backend services.
• Implement continuous integration and delivery practices.
• Marketing: Merve Topraklı
• Role: Leads marketing efforts and community outreach to promote the mobile multisig wallet within the Cardano community and beyond
• Expertise: Experienced in digital marketing, community engagement, and content creation, specializing in promoting blockchain applications.
• LinkedIn Profile: Merve Topraklı
• Medium: https://medium.com/@mervetoprakli
• Responsibilities:
• Develop and execute marketing strategies to increase visibility.
• Manage social media presence and community interactions.
• Organize webinars, workshops, and promotional events.
• Gather user feedback and engage with the community for continuous improvement.
• Community Building: Ada Raimova
• Role: Leads community engagement strategies to foster growth within the Cardano and broader blockchain community.
• Expertise: Solid background in Business Administration with a focus on community building, user engagement, and support services.
• LinkedIn Profile: Adalat Raimova
• Responsibilities:
• Develop and implement strategies to build and support a user community.
• Manage customer support channels and respond to user inquiries.
• Facilitate feedback loops between users and the development team.
• Promote adoption through community initiatives and partnerships.
• UI/UX Designer: TBD
• Role: Leads the design of user interfaces and user experience for the mobile application.
• Expertise: Skilled in mobile app design, user-centered design principles, and creating intuitive interfaces for financial applications.
• Responsibilities:
• Design engaging and user-friendly interfaces for iOS and Android.
• Conduct user research and usability testing.
• Create design mockups and prototypes.
• Collaborate with developers to implement design specifications.

[BUDGET & COSTS] Please provide a cost breakdown of the proposed work and resources

o effectively manage the 150,000 ADA funding for the "Cardano Mobile Multisig Wallet" project, we have prepared a detailed cost breakdown that aligns with the planned activities, resources, and team roles. This budget ensures that each aspect of the project is adequately funded while adhering to the Catalyst program's fund rules.

Cost Breakdown:

• Project Management and Architecture Design (Cem Karaca):
• Salary for Project Management: Overseeing project execution, coordinating team members, managing timelines, and ensuring milestones are met.
• Salary for Architecture Design and Development: Leading the design of the wallet's architecture, conducting code reviews, and contributing to core development.
• Technical Writing: Creating comprehensive user and developer documentation.
• Stakeholder Communication: Engaging with stakeholders and the Cardano community, providing updates and progress reports.
• Cost: 30,000 ADA
• Lead Development (Emir Olgun):
• Salary for Blockchain Development: Implementing core blockchain functionalities, including Cardano's multisignature protocols.
• Security Integration: Ensuring secure transaction handling and adherence to cryptographic best practices.
• Testing and Optimization: Conducting unit tests, performance tuning, and debugging blockchain interactions.
• Cost: 35,000 ADA
• Mobile App Development (TBD Mobile Developer):
• Salary for Mobile Development: Developing the mobile application for both iOS and Android platforms.
• UI/UX Implementation: Translating design mockups into a functional and responsive user interface.
• Feature Integration: Integrating multisig functionalities and ensuring seamless user experience.
• Device Compatibility Testing: Ensuring the app works smoothly across various devices and screen sizes.
• Cost: 30,000 ADA
• DevOps Engineering (Berk Atalay):
• Salary for DevOps Services: Setting up and maintaining development and production environments.
• Continuous Integration and Deployment: Managing deployment pipelines for app stores and ensuring smooth delivery.
• Infrastructure Management: Overseeing hosting services, cloud infrastructure, and backend services.
• Cost: 10,000 ADA
• UI/UX Design (TBD):
• Salary for Design Services: Designing intuitive and user-friendly interfaces for the mobile application.
• User Experience Research: Conducting user research and usability testing to refine the app's design.
• Accessibility Implementation: Ensuring the app meets accessibility standards for all users.
• Cost: 10,000 ADA
• Marketing and Community Engagement (Merve Topraklı & Ada Raimova):
• Salary for Marketing Efforts: Developing and executing marketing strategies to promote the wallet.
• Community Building: Engaging with the Cardano community through webinars, workshops, and social media.
• User Support Services: Setting up support channels and managing user inquiries and feedback.
• Content Creation: Producing educational materials, tutorials, and promotional content.
• Cost: 15,000 ADA
• External Services and Compliance:
• Security Audit: Hiring an external security firm for an in-depth audit of the application.
• App Store Fees: Covering costs associated with publishing the app on the Apple App Store and Google Play Store.
• Legal and Compliance Costs: Ensuring compliance with regulations such as GDPR, and obtaining necessary certifications.
• Miscellaneous Expenses: Accounting for any unforeseen costs related to external services.
• Cost: 20,000 ADA

[VALUE FOR MONEY] How does the cost of the project represent value for money for the Cardano ecosystem?

Justification of Project Costs:

• Competitive and Proportional Costs:
• Salaries Aligned with Industry Standards: The compensation for our team members is based on competitive rates within the blockchain and mobile app development sectors. By aligning salaries with industry norms, we ensure the attraction and retention of top talent without inflating costs.
• Fair Allocation of Resources: Each team member's remuneration reflects their expertise and the critical nature of their role. This ensures a fair distribution of funds and contributes to the project's sustainability.
• Strategic Investment in Security and Compliance:
• Dedicated Security Expenditure: Allocating funds specifically for a Security Specialist and external security audits underscores our commitment to delivering a highly secure product. Given that the wallet will handle shared funds, this investment is essential and represents prudent use of resources.
• Compliance Assurance: Budgeting for legal and compliance costs ensures the wallet adheres to necessary regulations, minimizing legal risks and enhancing user trust.
• Efficient Use of External Services:
• Leveraging Established Platforms: By utilizing existing services for app deployment and infrastructure, such as app stores and cloud services, we reduce development time and costs while ensuring reliability and scalability.
• Marketing and Community Engagement:
• Promoting Adoption: Investing in marketing and community building ensures that the wallet reaches a broad audience, fostering adoption and engagement within the Cardano ecosystem.
• User Support Infrastructure: Allocating funds for customer support enhances user satisfaction and retention, contributing to the wallet's long-term success.

Value for the Cardano Ecosystem:

• Addressing a Critical Gap:
• Enhancing Functionality: The lack of user-friendly mobile multisig wallets is a significant barrier for organizations and collaborative groups. By providing this solution, we directly address a critical need, enabling more secure and efficient fund management.
• Facilitating Collaboration: The wallet empowers DAOs, enterprises, and community projects to manage funds democratically, promoting decentralized governance and collaboration.
• Boosting Security and Trust:
• Reducing Risks: Multisig capabilities significantly decrease the risk of unauthorized transactions and fraud, enhancing overall network security.
• Building Confidence: A secure and reliable multisig wallet increases trust among current and potential Cardano users, encouraging greater participation in the ecosystem.
• Promoting Adoption and Growth:
• Attracting New Users: By lowering technical barriers, we make Cardano more accessible to organizations that require secure shared fund management, expanding the user base.
• Stimulating Ecosystem Activity: Increased usage of multisig wallets leads to higher transaction volumes and engagement within the Cardano network.
• Open Source Benefits:
• Encouraging Innovation: An open source project invites developers to contribute, enhance, and build upon the wallet, fostering innovation and continuous improvement.
• Community Ownership: Open sourcing the code promotes transparency and trust, allowing the community to verify and influence the wallet's development.
• Long-Term Sustainability:
• Ongoing Support and Updates: Budgeting for post-launch support ensures the wallet remains secure, up-to-date, and responsive to user needs over time.
• Educational Resources: Providing comprehensive documentation and support materials helps users and developers, increasing the wallet's usability and longevity.

Supporting Evidence:

• Market Benchmarking:
• Alignment with Industry Costs: Our budget is benchmarked against current market rates for similar projects. Regular industry surveys and reports confirm that our costs are in line with standard practices, ensuring cost-effectiveness.
• Cost-Efficient Resource Allocation: By focusing on essential roles and avoiding unnecessary expenses, we maximize the impact of each ADA invested.
• Proven Track Record:
• Successful Past Projects: Our team's history of delivering blockchain solutions, including Catalyst-funded initiatives, demonstrates our ability to execute projects effectively and provides confidence in our budget projections.
• Expertise and Efficiency: Our experience reduces the learning curve and potential delays, ensuring that funds are used efficiently to deliver results.
• Risk Mitigation:
• Security Focus: Investing in security and compliance reduces the risk of costly breaches or legal issues in the future, representing a smart preventative expenditure.
• Quality Assurance: Allocating resources for testing and quality assurance minimizes the likelihood of post-launch issues that could require additional funding to resolve.

Conclusion:

The "Cardano Mobile Multisig Wallet" project offers substantial value for money by strategically addressing a critical need within the Cardano ecosystem. The carefully planned budget ensures that funds are allocated efficiently to areas that maximize impact, such as development, security, and community engagement.

By enhancing security, facilitating collaboration, and promoting broader adoption, the project contributes to the overall health and growth of the Cardano network. The open source nature of the project amplifies its value, encouraging community involvement and ongoing innovation.

Investing in this project not only provides immediate benefits through the delivery of a much-needed tool but also offers long-term value by strengthening the ecosystem's infrastructure and fostering a more robust, secure, and inclusive Cardano community. The prudent allocation of funds, combined with our team's expertise and commitment to excellence, ensures that every ADA invested delivers meaningful returns, justifying the project as a valuable and impactful use of resources.