Defeating the iPhone Restricted Mode

Recently, Apple introduced restricted mode to protect iPhones from attacks by companies like Cellebrite and Greyshift, which allow attackers to recover information from a phone without the password or fingerprint. Elcomsoft just announced that it can easily bypass it. There is an important lesson in this: security is hard. Apple Computer has one of the best security teams on the… Continue reading Defeating the iPhone Restricted Mode

Traffic Analysis of the LTE Mobile Standard

Interesting research in using traffic analysis to learn things about encrypted traffic. It’s hard to know how critical these vulnerabilities are. They’re very hard to close without wasting a huge amount of bandwidth. The active attacks are more interesting. EDITED TO ADD (7/3): More information. I have been thinking about this, and now believe the attacks are more serious than… Continue reading Traffic Analysis of the LTE Mobile Standard