October 21, 2026
Today's top tech stories, deduped across the newsletters I read and briefly summarized. Click a source to open the original article.
AI
DeepSeek releases DeepInfer, an inference framework for its models
The high-performance open-source framework runs DeepSeek models and drew more than 2,100 points on Hacker News.
OpenAI: GPT-6.1 Sol is dramatically better at migrating legacy code
OpenAI confirmed that its newer models are much better at writing and migrating software in older programming languages.
Mistral launches Voxtral 3
Mistral announced Voxtral 3, which drew 559 points on Hacker News.
Google open-sources TorchTPU, a native PyTorch back end for TPUs
TorchTPU lets developers run PyTorch directly on Google's TPU chips without workarounds.
Security
Private keys of eight eMudhra intermediate certificates compromised
The keys were so weak that anyone could recover them almost instantly and forge trusted certificates for legitimate websites. eMudhra revoked the eight intermediate certificates, and Mozilla, Google and Apple are blocking them.
PHP warns of two critical flaws, emergency patches coming
The PHP security team told administrators to prepare for emergency updates because details of the flaws reportedly leaked before the scheduled disclosure.
Stolen UpdraftCentral keys used to backdoor WordPress sites
An attacker breached the website of TeamUpdraft, maker of popular WordPress backup and security plugins. The UpdraftCentral connection keys may be compromised, and they can send commands to connected sites.
Zeabur shuts down after second security breach in two months
An attacker used leaked internal credentials stored in plaintext to steal more than 3.2 million environment variable records and data on 321,810 accounts.
DHS bans DeepSeek across US federal civilian agencies
The Department of Homeland Security ordered federal civilian agencies to stop using DeepSeek products and remove them from government systems.
Dev
Tsrs: a port of TypeScript to Rust
Cloudflare describes Tsrs, a port of TypeScript to Rust.
Lovable publishes its October enterprise features roundup
Lovable posted an overview of the enterprise features that shipped in October.
IT
Google Cloud outage hits banks and services across Europe
The outage took down HSBC, Revolut, Bank of Scotland, Lloyds, Equifax and others.