Death by 1000 Likes: The Online Wall of Sheep
Will Kay details building an automated OSINT scraper for Reddit to monitor year-round credential leaks, creating a virtual Wall of Sheep.
Summary
Extending the Wall of Sheep Beyond DEF CON
Inspired by DEF CON's famous Packet Hacking Village Wall of Sheep, which displays credentials broadcast over unencrypted convention Wi-Fi, Australian researchers expanded the concept online.
Scraping Social Media for Accidental Information Leaks
Will Kay details developing automated scraping pipelines targeting the r/defcon subreddit and hacker forums between DEF CON 30 and 31.
Analyzing Year-Round Credential and Data Exposure
Aggregating publicly shared photos, badge photos, QR codes, and forum posts reveals persistent operational security lapses among conference attendees year-round.
Lessons in Personal OPSEC and Social Media Hygiene
The presentation highlights how innocuous social media posts can be aggregated into detailed personal profiles, urging attendees to practice disciplined digital hygiene.
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