Showing only posts tagged de-anonymization. Show all posts.

The FBI Identified a Tor User

Source

No details, though: According to the complaint against him, Al-Azhari allegedly visited a dark web site that hosts “unofficial propaganda and photographs related to ISIS” multiple times on May 14, 2019. In virtue of being a dark web site—­that is, one hosted on the Tor anonymity network—­it …

New Browser De-anonymization Technique

Source

Researchers have a new way to de-anonymize browser users, by correlating their behavior on one account with their behavior on another: The findings, which NJIT researchers will present at the Usenix Security Symposium in Boston next month, show how an attacker who tricks someone into loading a malicious website …

De-anonymizing Bitcoin

Source

Andy Greenberg wrote a long article — an excerpt from his new book — on how law enforcement de-anonymized bitcoin transactions to take down a global child porn ring. Within a few years of Bitcoin’s arrival, academic security researchers — and then companies like Chainalysis — began to tear gaping holes in …

Recovering Real Faces from Face-Generation ML System

Source

New paper: “ This Person (Probably) Exists. Identity Membership Attacks Against GAN Generated Faces. Abstract: Recently, generative adversarial networks (GANs) have achieved stunning realism, fooling even human observers. Indeed, the popular tongue-in-cheek website http://thispersondoesnotexist.com, taunts users with GAN generated images that seem too real to believe. On the …

De-anonymization Story

Source

This is important : Monsignor Jeffrey Burrill was general secretary of the US Conference of Catholic Bishops (USCCB), effectively the highest-ranking priest in the US who is not a bishop, before records of Grindr usage obtained from data brokers was correlated with his apartment, place of work, vacation home, family …

Commercial Location Data Used to Out Priest

Source

A Catholic priest was outed through commercially available surveillance data. Vice has a good analysis : The news starkly demonstrates not only the inherent power of location data, but how the chance to wield that power has trickled down from corporations and intelligence agencies to essentially any sort of disgruntled …

Identifying the Person Behind Bitcoin Fog

Source

The person behind the Bitcoin Fog was identified and arrested. Bitcoin Fog was an anonymization service: for a fee, it mixed a bunch of people’s bitcoins up so that it was hard to figure out where any individual coins came from. It ran for ten years. Identifying the …

Security Analysis of Apple’s “Find My…” Protocol

Source

Interesting research: “ Who Can Find My Devices? Security and Privacy of Apple’s Crowd-Sourced Bluetooth Location Tracking System “: Abstract: Overnight, Apple has turned its hundreds-of-million-device ecosystem into the world’s largest crowd-sourced location tracking network called offline finding (OF). OF leverages online finder devices to detect the presence of …