Instagram’s URL Blackhole While exploring the file system on a jailbroken iPhone 6s, I stumbled upon an interesting …

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A security researcher discovered a hidden SQLite database on Instagram's iOS app containing 4,629 blacklisted URLs categorized by threat type. The database includes phishing links, greyware, and spyware URLs, with Twitter's t.co being the most common domain. Investigation revealed active malicious links disguised through Google Cloud Storage that bypass certificate warnings to deliver fake virus pages and redirect to App Store downloads.