3 papers
cs.CR2026
Context Matters: Repository-Aware Security Analysis of the Agent Skill Ecosystem
Florian Holzbauer, David Schmidt, Gabriel Gegenhuber +2
Agent skills extend local AI agents, such as Claude Code and OpenClaw, with additional functionality. Their growing popularity has led to dedicated marketplaces resembling mobile a…
cs.CR2026
A Relay a Day Keeps the AirTag Away: Practical Relay Attacks on Apple's AirTags
Gabriel K. Gegenhuber, Leonid Liadveikin, Florian Holzbauer +1
Apple AirTags use Apple's Find My network: when nearby iDevices detect a lost tag, they anonymously forward an encrypted location report to Apple, which the tag's owner can then fe…
cs.CR2025
Careless Whisper: Exploiting Silent Delivery Receipts to Monitor Users on Mobile Instant Messengers
Gabriel K. Gegenhuber, Maximilian Günther, Markus Maier +4
With over 3 billion users globally, mobile instant messaging apps have become indispensable for both personal and professional communication. Besides plain messaging, many services…