KRACK: Key Reinstallation Attacks, breaking WPA2 by forcing nonce reuse. By Mathy Vanhoef.

Inside the vintage Xerox Alto’s display, a tiny lightbulb keeps it working, “CRT TV repair is a retro activity, involving circuits such as horizontal deflection, video amplifiers, and high-voltage flyback transformers that were formerly well-known but are now more obscure.”

Patterns and Anti-patterns in APL: Escaping the Beginner’s Plateau (YouTube), Dyalog17 talk by Aaron Hsu.

Lowdown Diffing Engine, how to diff markdown semantically.

Metaballs are organic looking squishy gooey blobs.

Dumpulse, an embeddable dumb heartbeat daemon in 260 bytes of RAM and ≈350 bytes of code.

Shonenware, a radical new concept in software distribution.

Left Truncatable Prime, fun.