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`

Miguel de Icaza ᯅ🍉 @Migueldeicaza@mastodon.social

1/15/2026, 3:15:07 AM

Public

In this world nothing can be said to be certain except death, taxes and LLM will dutifuly exfiltrate your data via a hidden prompt:

https://www.promptarmor.com/resources/claude-cowork-exfiltrates-files

Claude Cowork Exfiltrates Files

Claude Cowork is vulnerable to file exfiltration attacks via indirect prompt injection as a result of known-but-unresolved isolation flaws in Claude's code execution environment.

www.promptarmor.com

Miguel de Icaza ᯅ🍉 @Migueldeicaza@mastodon.social

1/19/2026, 3:21:14 PM

Public

Part 2: In this world nothing can be said to be certain except death, taxes and LLM will dutifuly exfiltrate your data via a hidden prompt:

https://www.varonis.com/blog/reprompt

Reprompt: The Single-Click Microsoft Copilot Attack that Silently Steals Your Personal Data

Varonis Threat Labs discovered a way to bypass Copilot’s safety controls, steal users’ darkest secrets, and evade detection.

www.varonis.com

If you have a fediverse account, you can quote this note from your own instance. Search https://mastodon.social/users/Migueldeicaza/statuses/115922441004043831 on your instance and quote it. (Note that quoting is not supported in Mastodon.)