Robuta

https://www.docusign.com/en-gb/blog/electronic-witness-with-authentication-for-hm-land-registry
Docusign eWitness can be used for fast and secure Witnessed Electronic Signatures that align with HM Land Registry guidance. Discover more in this blog.
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https://www.eff.org/deeplinks/2016/12/how-enable-two-factor-authentication-slack
For the twelfth and final day of the 12 Days of 2FA, we will look at how to enable two-factor authentication on Slack. If you are a member of multiple Slack...
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https://www.nist.gov/publications/electronic-authentication-guideline-0
[Superseded by NIST SP 800-63 Ver.
electronic authenticationguidelinenist
https://www.qryptal.com/technology/overview/
Qryptal Secure encrypted QR code technology is designed to make any document tamper-proof & instantly verifiable by any third party in a **unique server-less...
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https://www.adobe.com/lu_en/acrobat/business/features/signer-identity-authentication.html
Ensure your contracts are signed only by the person they're intended for. Collect valid e-signatures with thorough identity authentication from Acrobat Sign.
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