Someone calling himself, herself, or themselves “Guccifer 2.0” claims responsibility for the DNC hack and dumps a couple hundred pages of apparent Democratic Party opposition research on presumptive Republican US Presidential nominee Donald Trump. Guccifer 2.0 also takes a verbal shot at CrowdStrike, calling its attribution of the hack to Fancy Bear (GRU) and Cozy Bear (FSB) sloppy. CrowdStrike stands by its attribution.
An ISIS recruiter is prosecuted in Germany. US investigators turn up more online jihadist rhetoric from the Orlando shooter. Various Anonymous operators troll ISIS-sympathizing Twitter accounts with alternative content. Anonymous may also have hit the Internet Archive (home of the Wayback Machine) with a denial-of-service attack in apparent protest against the persistence of ISIS-themed material therein.
The US steps up its own anti-ISIS campaign with Joint Task Force Ares, a cyber unit formed for that purpose.
Kaspersky Lab publishes its report on xDedic, a black market for server access run by Russian-speaking operators.
Telegram calls hogwash on the vulnerability Iranian researchers claim to have found in the messaging service. Telegram says the bug is bogus. The two researchers, Sadegh Ahmadzadegan and Omid Ghaffarinia, are among the seven under US indictment for attacks on the Bowman Street Dam and various financial sector targets.
Researchers find flaws in Cisco small business Wi-Fi routers. The bugs will be patched next quarter.
Observers think Bad Tunnel the most bug fixed this Patch Tuesday. Another Patch Tuesday fix, MS 16-072, may expose Group Policy settings.
Swiss police make a Panama Papers arrest.