| Platform |  | Pricing | Only free issues | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 65 | Founded | 4 years ago | Last Issue | 16 days ago |
| Active | |||||
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blog.calif.ioLatest Issues
WeWorm is calling. It's time to answer.
When we released WeWorm, we wanted to raise awareness and called for greater collaboration among governments, technology companies, and security researchers to address the risks created by AI-powered cyberattacks.
Today, The New York Times...
WeWorm
Today we published WeWorm. All it takes is one phone call. You don't have to answer. Within seconds, your WeChat account is compromised and can be used to call your friends and spread the attack further.
Working with AI, our team found the...
OEMpocalypse Now
Our own Lukas Maar spent a few weeks pursuing one question: How do you turn a normal Android app into root access across as many phones as possible without rewriting the exploit for every model?
Generic Linux kernel bugs offer broad covera...
No Country for Old Passwords
On Thursday August 6, Apple shipped an emergency macOS update. It fixed exactly one vulnerability, CVE-2026-65400, in a feature called Screen Sharing.
Apple does not ship an update out of band unless something is critical. That piqued our...
The Taking of FreeBSD One Two Three
In An AI audit of FreeBSD we mentioned in passing that we had "reported 3 RCEs in a rarely used module." The module is CTL, FreeBSD's CAM Target Layer, the kernel subsystem that turns a FreeBSD box into a SCSI storage target for iSCSI and f...
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Authors
The writers behind this newsletter.
Bruh.
That Apple internals guy
Security researcher at Calif
low-level enthusiast
Bored enough to tinker, bold enough to break.
Monkey see, monkey think, monkey do
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