Main Stage·51 min
Phil Zimmermann
Phil Zimmermann explores how to get phone companies to just say no to wiretapping at DEF CON 22, examining android-security and practical defenses.
android-securitymobile-internalsprivilege-escalation+2
Phil Zimmermann
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Main Stage·53 min
Phil Zimmermann
Phil Zimmermann explores zphone: the unveiling of my next big project at DEF CON 13, examining telecommunications and practical defenses.
telecommunicationsvoice-encryptiongsm-security+1