Building ironclad data security for VDR SaaS | Cossack Labs

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Case M&A solution SaaS 2018 - 2021

Building ironclad data security for M&A solution leader


  • M&A SaaS provider

  • VDR

Technology stack

  • iOS, Android native mobile apps

  • React Native apps

  • Azure cloud



  • Internal security policies

  • Encryption Export


Technology requirements

Mitigate mobile-specific threats

Follow constantly changing mobile security guidelines

Security that doesn't ruin UI/UX

Our approach

Prevent data leakage without affecting legitimate users

Improve security release-to-release


Additional relevant materials

Products and services involved

Themis, <span class="font-normal">a cross-platform crypto library</span>

Themis, a cross-platform crypto library

Themis is a cross-platform high-level open-source cryptographic library. We used Themis as a building block for cryptographic protocol, focusing on the data flow and performance while having cryptography covered.

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Mobile app security

Mobile app security

We've designed & implemented numerous platform-specific security controls for mobile apps, including reverse-engineering protections and mobile device attestation, and the cryptographic layer for sensitive data protection.'

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Security advisory

Security advisory

We've built risk, threat and trust models, analysed and prioritised attack vectors, planned security controls and assisted with implementation and verification of controls.

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Security engineering

Security engineering

We've recommended improvements in backend API security and aligned security measures across platforms.

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Cossack Labs' solution allowed the Customer to flexibly manage their development and business needs while maintaining a high-security posture: adding and removing features; changing technological stack from native platforms (iOS, Android) to React Native platform; changing backend authentication technologies and API frameworks, while being sure that mobile app security stays on a high level and incorporates these changes.

Results and outcomes

Improve your system security using our solutions

We help you focus on serving your customers better, while relieving your team from security engineering pains and making your users confident that their data is safe with you.

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