Category Code Signing

A hash algorithm is a mathematical function that takes any input (a file, a message, a password) and produces a fixed-length output called a hash value, digest, or checksum. No matter how large the input, the output is always the…

A self-signed code signing certificate lets you sign code on your own development machine or internal network without purchasing a certificate from a Certificate Authority. It is appropriate for local testing, MSIX package development, PowerShell script signing in controlled environments,…

Code signing certificates and TLS/SSL certificates are both X.509 certificates issued by Certificate Authorities using the same public key infrastructure. They share the same format, the same underlying cryptography, and often the same issuing CAs. Despite this common foundation, they…

Code signing certificates have a finite lifespan, just the same as SSL/TLS as well as other x.509 digital certificates. This indicates that they have a limited shelf life and can only be utilized within that time. You want your certificate…

Updated June 2026  |  Category: Code Signing / Windows Security Warning / Zone.Identifier / Authenticode / Publisher Trust  |  Reading time: 10 min   The ‘The publisher could not be verified. Are you sure you want to run this software?’…

Updated May 2026  |  Category: EV Code Signing / Certificate Types / CA/B Forum / Key Storage / Validation Process  |  Reading time: 11 min   Extended Validation (EV) code signing is a type of code signing certificate that carries…