PLCs

Programmable logic controllers, IEC 61131‑3, and ladder logic topics.

  • 14 Tracked terms
  • Last 30 days Feed window

What this topic collects on

An article joins this feed when it matches these terms. Each one is also a search of its own.

Latest in PLCs


dev.to > anton_brilliantov > the-contract-is-a-proto-file-48g9

The Contract Is a.proto File

4+ day, 10+ hour ago   (795+ words) One handle, one source of truth. The contract lives in the schema - messages, calls, field semantics, bounds, refusal codes - and the HTTP spec is derived from it, not written next to it. The proof that this works is two machine-made…...


dev.to > aleksuix > plcmt5-with-playbackmethod1-validates-those-two-integers-name-different-formats-2748

plcmt=5 With playbackmethod=1 Validates. Those Two Integers Name Different Formats.

2+ week, 2+ hour ago   (802+ words) A trafficking template copies last quarter's instream tag, changes one field to pause inventory, and ships. The VAST response validates. The buyer's filter reads plcmt=5 and playbackmethod=1 in the same block and treats the impression as a generic instream spot…...


dev.to > anoymask > ai-experiment-porting-a-plc-exploit-takes-hours-and-hundreds-of-dollars-56od

AI Experiment: Porting a PLC Exploit Takes Hours and Hundreds of Dollars

3+ week, 22+ hour ago   (1557+ words) 1. Basic Information Article Title: Experiment: Porting a PLC Exploit With AI Takes Hours and Hundreds of Dollars Publisher: SecurityWeek Publication Date: September 1, 2026 Source URL: SecurityWeek Related Source: Forescout Vedere Labs Related Technologies, Products, and Datasets: CVE-2021-31886, WAGO 750-852, WAGO 750-831 firmware V01.04.16, Nucleus…...