Turkish authorities struggle to contain ongoing unrest, which is accompanied and enabled by cyber rioting—twenty-five people have been arrested for using Twitter. Dissidents show growing technological sophistication in their use of anti-censorship apps as they continue to deface government sites.

NetTraveler, the Chinese espionage tool Kaspersky uncovered this week, has been active since 2004. India and the US appear to have been the major targets, but the spyware has been found in systems worldwide. Infected Word documents were an important NetTraveler vector. University of Toronto researchers, confirming earlier accounts of sitcom workplace anomie, describe Chinese espionage network security as "sloppy"—take from this such encouragement as you may.

The US and China exchange mutual cyber recriminations during the run-up to this week's summit, but both sides also express hopes for positive cooperation going forward. The UK considers strong security measures against Chinese hardware manufacturers (notably Huawei), possibly requiring extensive vetting similar to what the US Congress voted to impose earlier this year.

A Plesk vulnerability places Apache websites at risk—an exploit is publicly available. A backdoor master boot record wiper threatens German users. Google publishes a Windows zero-day.

New security patches address issues in Chrome, OSX, Safari, and Schneider SCADA products. Industry observers remain skeptical of Oracle's new approach to Java security.

Purdue researchers demonstrate "temporal cloaking" as a technique for hiding signals. Wired calls DARPA's Plan X Angry Birds for cyber war.

The US Government is sifting Verizon phone records as part of a three-month security sweep.