One-time password is deployed widely as a second factor of authentication to enhance security. As a developer, how should we implement OTP generation in the application and what should be taken care of in each implementation?
The most "naive" way...
Refinery CMS is using Devise as authentication provider. Devise supports session timeout, but Refinery CMS does not enable it by default. Anyway, it is always good to set a session timeout for logged in users to improve security. There are...
Probably you are used to SSH login authenticated by either private key or password. However, is it possible to use both of them for SSH login?
OpenSSH added support for multiple required authentication in SSH protocol 2 since OpenSSH version 6.2...