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Useful

Use OpenSSL for basic SSL/TLS tasks

Basic OpenSSL commands you can use in your day to day job when it involves working with SSL/TLS certificates. For example you use OpenSSL to get a certificate's SerialNumber or to verify the SAN (Subject Alternative Names).

Jan Reilink
2025-08-20

Windows Server

Install SSL/TLS certificates in Windows Server using PowerShell

The following PowerShell snippet can be used to quickly install an SSL (or TLS) certificate in Windows Server. It assumes you have a PFX file and its password. The default location is Cert:\LocalMachine\My, to use for IIS websites.

Jan Reilink
2023-08-10

Windows Server

How to enable HTTP Strict-Transport-Security (HSTS) on IIS

Set up HTTP Strict-Transport-Security (HSTS) response header in Windows Server IIS 10, here is some more technical information about HSTS in IIS, and other security headers...