Cryptographic tools to easily protect your apps

Worry less, deliver more


Themis - high level cryptosystem engine Acra - modern database encryption suite Hermes - crypto-based rights management Toughbase - sensitive data lifecycle protection
  • Themis

    Themis: integrate data protection into your code A cryptosystems library that provides transport, authentication, and data-at-rest. Get going fast and easy, across multiple platforms. Read more Get Themis

  • Acra

    Acra: protect sensitive data in your web app Integrate an encryption proxy into your app: offload sensitive operations to a special node and don’t worry about breaches, injections, and leaks ever again. Read more Get Acra

  • Hermes

    Hermes: manage access cryptographically Map the rights to cryptographic keys using a crypto-based ACL framework for various storage models – documents, databases, file systems. Read more Get Hermes

  • Toughbase

    Toughbase: data lifecycle protection, end-to-end Store, control access and usage of data between clients in your infrastructure with end-to-end cryptography. Read more

Data security tools for application developers

Open Source Crypto

Core crypto/security modules are always available in open source, forever, under Apache 2 and GPL licences.

All-encompassing defence

Deploy end-to-end and traditional defence schemes with cross-platform tools in convenient packaging.


Enterprise stack support, automated configuration management, policies, audit log, and other advanced features.

Assistance program to get you started with security

Flat fee

Comprehensive, one-time service.

Handled with care

Security by security professionals.

Dev from Devs

Tools we bring are tools we've built.

About DGAP

DataGuardian Assistance Program is an instant assisted security solution. Our experts will help you understand and avert practical data security risks your application is facing.

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DGAP overview

Want to know more? Here's a brief overview of how DataGuardian Assitance Program by Cossack Labs helps your product, what's inside the service, and how to start.

Recent blog posts


Cossack Labs develop powerful, easy-to-use data security tools for software developers, empowering organisations to minimise losses from security incidents and breaches.
We're a British company, headquartered in London, with our R&D office in Kyiv, Ukraine.
We have deep and long experience of developing mission-critical applications with strong security demands, in a human friendly form.
Tools built by engineers for engineers: two thirds of management wrote code within the last few years.
Strong cryptographic expertise:
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Copyright © 2014-2018 Cossack Labs Limited
Cossack Labs is a privately-held British company with a team of data security experts based in Kyiv, Ukraine.