1. 8bit Solutions LLC. 2018. bitwarden (Web) -- Free Open Source Password Manager. https://bitwarden.com as of today. 8bit Solutions LLC. 2018. bitwarden (Web) -- Free Open Source Password Manager. https://bitwarden.com as of today.
2. AgileBits Inc.. 2018. 1Password (Web) -- Password Manager. https://1password.com as of today. AgileBits Inc.. 2018. 1Password (Web) -- Password Manager. https://1password.com as of today.
3. Fabian Angelstorf and Franziska Juckel. 2017. OMEN v0.3.0 - C Implementation of a Markov Model-based Password Guesser. https://github.com/RUB-SysSec/OMEN as of today. Fabian Angelstorf and Franziska Juckel. 2017. OMEN v0.3.0 - C Implementation of a Markov Model-based Password Guesser. https://github.com/RUB-SysSec/OMEN as of today.
4. The compliance budget