Tech

Cybersecurity, PKI, programming and the occasional rabbit hole.

See also: Cybersecurity Links and Tools

I started a company!

13 March 2026 · Cybersecurity, Threat Intelligence
Apple Pay and TLS Decryption

2 March 2025 · TLS Decryption, PKI, Cybersecurity
Exploring the Syrup Shroud Project: Mapping IPs to BGP ASNs Made Easy

2 December 2024 · Python, Cybersecurity, Threat Intelligence
Blocking Hosting Providers

12 September 2024 · Programming, Python, Cybersecurity, Threat Intelligence
Homebrew and Decryption

9 February 2024 · TLS Decryption, PKI, macOS
OpenBB Terminal and Decryption

9 February 2024 · TLS Decryption, PKI, macOS
Crowdsourcing Pinned Certificate Information

7 February 2024 · TLS Decryption, PKI
Questing for a Decryption Policy

26 January 2024 · TLS Decryption, PKI, Cybersecurity
MacOS + Homebrew + Python3 + pip + decryption

20 January 2024 · TLS Decryption, PKI, macOS, Python
Generating URL Requests en Mass

24 October 2023 · Programming, Python, Cybersecurity
RFC 5280 - What?! What alien language do you speak of?

14 October 2023 · PKI, Cybersecurity
Series · 2 parts

Docker Operations

13 October 2023 · Latest: Part 2, Docker Operations Part II
Public DNS Services that block the bad stuff

7 October 2023 · Cybersecurity
Building a portable docker bitcoin-core node

19 August 2023 · Docker, Cryptocurrency
Certificate Checking Tool

8 May 2022 · PKI, Programming, Python
Signing PowerShell Scripts from company PKI

15 December 2020 · PKI, AD CS, Cybersecurity
Series · 3 parts

Adventures with Big Data

20 September 2020 · Latest: Part 2, Adventures with Big Data - Part 1.5
Speedy editing of CRL and AIA configurations on Microsoft Subordinate Certificate Authority Servers

7 January 2020 · PKI, AD CS
AIA Option Numbers and %Variables – What do they mean?

6 January 2020 · PKI, AD CS
CRL Option Numbers and %Variables – What do they mean?

5 January 2020 · PKI, AD CS