🪓/ opsec links

interesting links about opsec / privacy / security around the web šŸ•øļø

May 14, 2025 – Caleb Jasik

This is a simple list of interesting links about opsec and privacy around, maybe broken up by vague topic.

Opsec is "operational security" , making sure that you're paying attention to the information about yourself that you're putting into the world, and making sure bad actors can't use it against you.

The iceberg meme showing the different levels of privacy as you learn more about the data broker ecosystem

Useful resources

Information leakage

Play Play

A screenshot shows how chatgpt shows its work and guesses down to the meter where a picture was taken from

Secure messaging

Border Patrol / Police invading privacy

Comment on this post on bluesky

Posts from blogs I follow

S.F. looks to repeal law requiring stores to accept cash

The impetus for the rule was accessibility: The "very poor," as well immigrant communities and the very young and old, the amendment read, "fall outside the non-cash financial system." [...] Nationwide, those levels are decreasing, but remain significant...

via jwz February 12, 2026

Ring Around The Regex: Lessons learned from fuzzing regex libraries (Part 2)

I’m a little late (one whole month passed in a blink of an eye!). Let’s catch up.

via secret club August 23, 2024

Hypervisors for Memory Introspection and Reverse Engineering

Introduction In this article, we explore the design and implementation of Rust-based hypervisors for memory introspection and reverse engineering on Windows. We cover two projects - illusion-rs , a UEFI-based hypervisor, and matrix-rs , a Windows kernel...

via secret club June 2, 2025

Generated by astro-openring