Alexander Dippel

Senior Security Engineer in the MedTech space. Interessted in Applied Cryptography, PKI, Cloud Security and bringing ideas to life using Go.

I’m interest in understanding ideas, concepts and technologies at a fundamental level. Part of this is writing about them, and maybe my blog articles help you as well.

I’d love to hear from you! If you’d like to know more about me or want to get in touch, please see about me or drop me an email right away.

Recent

Using OpenSSL to Encrypt and Decrypt with CMS

16 November 2024·3080 words

Explore the encryption and key management capabilities of Cryptographic Message Syntax (CMS, aka PKCS#7) with this guide featuring complete OpenSSL CLI examples.

End-to-End security for sensitive data using CMS (aka PKCS7)

11 November 2024·3033 words

Cryptographic Message Syntax (CMS, aka PKCS#7) is an end-to-end security format. This article exlores the available encryption and key management capabilities.

Convert X509v3 certificate from ASN1 DER to PEM using OpenSSL

26 October 2024·2087 words

This post walks you through the terms and technologies involved when converting a X509v3 certificate from ASN.1 DER to Base64 to PEM.