Hackers' Pub

Syntax	Description	Examples
`"` keyword `"`	Finds the string within quotes, including spaces. Case-insensitive. (Escape quotes inside with `\"`)	`"Hackers' Pub"`
`from:` handle	Finds content written by the specified user.	`from:hongminhee` `from:hongminhee@hollo.social`
`lang:` ISO 639-1	Finds content written in the specified language.	`lang:en`
`#` tag	Finds content with the specified tag. Case-insensitive.	`#HackersPub`
condition condition	Finds content that satisfies both conditions on either side of the space (logical AND).	`"Hackers' Pub" lang:en`
condition `OR` condition	Finds content that satisfies at least one of the conditions on either side of the OR operator (logical OR).	`#HackersPub OR "Hackers' Pub" lang:en`
`(` condition `)`	Combines the operators within the parentheses first.	`(#HackersPub OR "Hackers' Pub" OR "Hackers Pub") lang:en`

Rafael Sadowski @sizeofvoid@bsd.network

7/18/2025, 5:13:32 AM

Public

New blog post: When Root Meets Immutable: OpenBSD chflags vs. Log Tampering

Started as curiosity about "dead" kernel code, ended up solving real-world log tampering problems. Sometimes the best security features are hiding in plain sight.

https://rsadowski.de/posts/2025/openbsd-immutable-system-logs/

#OpenBSD #InfoSec #BSD #Compliance

When Root Meets Immutable: OpenBSD chflags vs. Log Tampering

Rafael Sadowski

rsadowski.de · rsadowski.de

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