A security vendor's recent analysis of Rockwell Automation's programmable logic controller (PLC) platform has uncovered two serious vulnerabilities that give attackers a way to modify automation ...
KNOXVILLE, Tenn.--(BUSINESS WIRE)--Online Development’s new cATM module helps users of Allen-Bradley SLC 500, PLC-2 and PLC-5 controllers connect to ControlLogix PACs (Programmable Automation ...
S4x19 -- Miami -- Programmable logic controllers (PLCs) have been long known to be easy marks for attack due to their blatant lack of built-in security, but a security researcher here this week at S4 ...
When a PLC is used primarily to replace relays, timers, and counters, it's hard to beat the simplicity and usefulness of ladder diagram programming. Their ability to accept programming in ladder ...