47 citations · 227 across the 26 of their papers we have counts for
33 papers · 1 filter
Shape and Substance: Dual-Layer Side-Channel Attacks on Local Vision-Language Models
Eyal Hadad, Mordechai Guri
On-device Vision-Language Models (VLMs) promise data privacy via local execution. However, we show that the architectural shift toward Dynamic High-Resolution preprocessing (e.g.,…
SmartAttack: Air-Gap Attack via Smartwatches
Mordechai Guri
Air-gapped systems are considered highly secure against data leaks due to their physical isolation from external networks. Despite this protection, ultrasonic communication has bee…
Browser Fingerprinting Using WebAssembly
Mordechai Guri, Dor Fibert
Web client fingerprinting has become a widely used technique for uniquely identifying users, browsers, operating systems, and devices with high accuracy. While it is beneficial for…
PIXHELL: When Pixels Learn to Scream
Mordechai Guri
This paper presents a technique for generating sound by leveraging the electrical properties of liquid crystal displays (LCDs). The phenomenon occurs due to vibrational noise produ…
PIXHELL Attack: Leaking Sensitive Information from Air-Gap Computers via `Singing Pixels'
Mordechai Guri
Air-gapped systems are disconnected from the Internet and other networks because they contain or process sensitive data. However, it is known that attackers can use computer speake…
RAMBO: Leaking Secrets from Air-Gap Computers by Spelling Covert Radio Signals from Computer RAM
Mordechai Guri
Air-gapped systems are physically separated from external networks, including the Internet. This isolation is achieved by keeping the air-gap computers disconnected from wired or w…