Tootfinder

Internal documents and insider communications obtained by CDG News reveal that 700Credit, one of the auto industry's largest credit reporting and identity verification providers, experienced a data breach on or around October 25, 2025
https://news.dealersh…

700Credit suffers data breach exposing consumer SSNs, documents show
700Credit discovered the breach after being "alerted to suspicious activity within our proprietary web-based application 700Dealer.com," according to an internal memo shared with CDG. (3 min. read)

Just fixed an interesting and subtle shader performance bug.
Here I'm trying to recover a clock from a PAM-3 signal which consists of two consecutive filter blocks: the PAM edge detector (find level crossings and interpolate, accounting for the fact that the threshold changes depending on start/end symbol), and then the CDR PLL proper.
If you're not familiar with NSight Systems especially on complex multithreaded applications, there's a lot going on here even though I…

Check out today's Metacurity for a ton of critical infosec developments you might have missed over the weekend, including
--Cyberattack on a critical third-party vendor could expose top banks' customer data,
--An insider shared internal CrowdStrike screenshots on Telegram,
--Hackers stole Salesforce-stored data from 200 companies,
--DOGE has purportedly disbanded,
--Harvard is the latest Ivy to get hacked,
--AI models can sabotage coding projects, …

Cyberattack on a critical third-party vendor could expose top banks' customer data
An insider shared internal CrowdStrike screenshots on Telegram, Hackers stole Salesforce-stored data from 200+ companies, DOGE has purportedly disbanded, Harvard is the latest Ivy to get hacked, AI models can sabotage coding projects, Singapore raids scam-connected firm, much more

Chasing some other interesting bugs in the STM32MP2 setup.
1) I don't know if the clock dividers were the problem or not, but I'm seeing weird behavior with the QSPI flash randomly not working properly sometimes.
2) Possibly related: power consumption of the board seems to vary /- 20% from one reset to another. This is an enormous variation, no I do not currently have an explanation.

I really need to develop a more proper complete understanding of OFDM at some point... Anyone have good readable explanations to suggest?
I get that the high level is to work around the challenges of broadband flatness and channel dispersion by using many narrowband streams rather than one broadband one, and there's some magic done with the sub carriers so they don't interfere, and FFT is involved at some point.
But last time I tried to actually make sense of it, it didn&…