da.vidbuchanan.co.uk on Hacker News

How to hack time, with C2PA(da.vidbuchanan.co.uk)

50 points by Retr0id 23 days ago | 6 comments

Blog post by David Buchanan (retr0id) on manipulating or forging timestamps in C2PA content provenance metadata.

C2PA Cameras Do Not Survive Contact with Reality(da.vidbuchanan.co.uk)

167 points by Retr0id 2 months ago | 108 comments

Can you get root with only a cigarette lighter? (2024)(da.vidbuchanan.co.uk)

171 points by HeliumHydride 7 months ago | 31 comments

The UK Is Poised to Ban VPNs(da.vidbuchanan.co.uk)

5 points by LorenDB 1 year ago | 2 comments

Can you get root with only a cigarette lighter?(da.vidbuchanan.co.uk)

637 points by 1317 2 years ago | 141 comments

David Buchanan's blog post showing how electromagnetic fault injection on DRAM using a piezo cigarette lighter can be exploited to gain root on a laptop.

Jailbreaking RabbitOS(da.vidbuchanan.co.uk)

1058 points by Retr0id 2 years ago | 256 comments

Blog post by David Buchanan on jailbreaking the Rabbit R1 AI gadget and its RabbitOS; the screenshot instead shows a WIRED review of the Rabbit R1.

SIMD in Pure Python(da.vidbuchanan.co.uk)

219 points by dmarto 2 years ago | 16 comments

Text Editors Should Be Worse(da.vidbuchanan.co.uk)

3 points by goranmoomin 2 years ago | 1 comments

Colliding Secure Hashes(da.vidbuchanan.co.uk)

76 points by Retr0id 2 years ago | 20 comments

S32 Unix Clock(da.vidbuchanan.co.uk)

135 points by g0xA52A2A 3 years ago | 15 comments