credativ® Blog
Here you will find interesting news about industry-specific topics and us.
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Tag: OpenVPN
22 June 2021
Self-hosted Yubico OTP
In the preceding article, Two-Factor Authentication with Yubico OTP, we demonstrated how quickly existing services can be extended with two-factor authentication (2FA) using Yubico OTP with the help of the PAM module pam_yubico. The validation service used, the YubiCloud, is provided by Yubico free of charge. However, the fact that you are bound to an […]
10 December 2020
Create QR Codes for TOTP Secrets
The article Two-factor authentication for OpenSSH and OpenVPN presented a simple way to increase the security of PAM-enabled services through two-factor authentication. The TOTP method used generates a one-time password that is valid for a limited period of time based on a shared secret. Depending on the method and encoding, the shared secret consists of […]