The Mystery Of A Particular ATtiny85 Fuse

First-timers playing with 8-bit micros such as the AVR and PIC will at some point in their lives, find themselves locked out of their MCUs. This is usually attributed to badly configured fuses that disable certain IO functions rending the device unprogrammable via conventional ICSP methods. [Uri Shaked] shares his …read more

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FBI Taps Apple to Unlock Pensacola Shooter’s iPhone

It’s unclear yet whether the Cupertino giant will assist, given past history of court battles over such incidents. Continue reading FBI Taps Apple to Unlock Pensacola Shooter’s iPhone

Unlocking SIM Cards with a Logic Analyzer

[Jason Gin] wanted to reuse the SIM card that came with a ZTE WF721 wireless terminal he got from AT&T, but as he expected, it was locked to the device. Unfortunately, the terminal has no function to change the PIN and none of the defaults he tried seemed to work. …read more

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Woman ordered to type in iPhone passcode so police can search device

It’s not a violation of her Fifth Amendment rights, the court said, because it’s a “foregone conclusion” that she knows her phone passcode. Continue reading Woman ordered to type in iPhone passcode so police can search device

Ask Hackaday: Are Unlockable Features Good for the User?

There are numerous examples of hardware which has latent features waiting to be unlocked by software. Most recently, we saw a Casio calculator which has the same features as its bigger sibling hidden within the firmware, only to be exposed by a buffer overflow bug (or the lead from a pencil if you prefer a hardware hack).

More famously, oscilloscopes have been notorious for having crippled features. The Rigol DS1052E was hugely popular on hacker benches because of it’s very approachable price tag. The model shipped with 50 MHz bandwidth but it was discovered that a simple hack turned it …read more

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