Featured Articles

Useful

OpenSSL Cheat Sheet: Common SSL / TLS Commands

Never forget an OpenSSL command again. This comprehensive cheat sheet covers certificate conversion (PFX, PEM, DER), CSR generation, and remote SSL / TLS verification for Windows and Linux admins.


Latest articles

Windows Server

Last updated:

Create strong passwords in Windows

Learn how to create strong and unique passwords in Windows using PowerShell, because the use of those unique and strong passwords is important.

Keys

Useful

Last updated:

Generate pseudorandom passwords with OpenSSL

OpenSSL comes in handy when you need to generate passwords or random strings. For example for system accounts and services. In this short post I’ll give you a quick example on how to generate random passwords with OpenSSL in Linux (Bash), Windows and PHP.

a rusted iron gate with a chain hanging from it

Codebase

Last updated:

Test SMTP authentication and StartTLS

Investigate SMTP authentication issues like a boss! When using TLS encrypted SMTP connections, it’s always handy if you are able to create a SMTP logon credentials and test SMTP authentication over a TLS/StartTLS connection. Preferably from your command-prompt.