Search found 3 matches
- 19 May 2021, 16:02
- Forum: XC90 1st gen 2003-2014
- Topic: Vida CEM swapping
- Replies: 4335
- Views: 589948
Re: Vida CEM swapping
The way the cracker works - it sends a sequence of 3 meaningful bytes in 6 bytes pin and collects the the reply latency. Originally it was 2 bytes, but in most of cases more samples are needed to collect a statistically meaningful distribution. It is possible to send these 2 bytes over and over, bu...
- 18 May 2021, 10:12
- Forum: XC90 1st gen 2003-2014
- Topic: Vida CEM swapping
- Replies: 4335
- Views: 589948
Re: Vida CEM swapping
In my case it is somehow the matter of the pin itself. Can you please set the pin to this one and try if it will be cracked (not shuffled, as is in flash): 57 99 91 53 67 58 Does it have a checksum? I've never changed anything in the dump. From what I saw, the crackability depends on how the pin ve...
- 17 May 2021, 14:41
- Forum: XC90 1st gen 2003-2014
- Topic: Vida CEM swapping
- Replies: 4335
- Views: 589948
Re: Vida CEM swapping
It was said multiple times that a good power source is mandatory. I flashed my bench CEM with a few dumps that people claimed uncrackable and got the pin in the very first pass. In my case it is somehow the matter of the pin itself. Can you please set the pin to this one and try if it will be crack...






