1. RCizzle65's Avatar
    I keep on seeing it around, what is it exactly, and do I need to do it? I see it when people mention jailbreaking, and I have an iPhone 4 on 4.0, awaiting the jailbreak
    2010-07-30 01:33 AM
  2. Poseidon79's Avatar
    Caching Apple's Signature Server - Jay Freeman (saurik)

    It's a digital verification signature for firmware files. It's used to downgrade to previous firmware versions that Apple no longer verifies.
    2010-07-30 01:36 AM
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