Best SSL Certificate Authorities

11 Best Free and Low-Cost SSL Certificate Authorities

Brief: There are multiple Certificate Authorities that you can purchase an SSL certificate from. In this guide, we focus on 10 of the best free and low-cost SSL certificate authorities. Implementing an SSL certificate

SSH Two Factor Google Authentication

How to Setup Two-Factor Authentication For SSH In Linux

By default, SSH already uses secure data communication between remote machines, but if you want to add some extra security layer to your SSH connections, you can add a Google Authenticator (two-factor authentication) module

Set Correct SSH Directory Permissions in Linux

How To Set Correct SSH Directory Permissions in Linux

For SSH to work well, it requires correct permissions on the ~/.ssh or /home/username/.ssh directory: the default location for all user-specific ssh configuration and authentication files. The recommended permissions are read/write/execute for the user,