by Eugeniusz Wypior | 16 November 2021 | Blog-EN, Newest post
Eugene Wypior Data Privacy, Data Security, Vol. III Privacy & Security improvement tips for Windows users (and many others) 1. Password Use a strong password, something easy to remember but difficult to hack. There are a few good concepts around such as to use...
by Eugeniusz Wypior | 10 November 2021 | Blog-EN, Newest post
Eugene Wypior The Top 20 Secure PLC Coding Practices. Part 9 – Validate HMI input variables at the PLC level, not only at HMI HMI access to PLC variables can (and should) be restricted to a valid operational value range at the HMI, but further cross-checks in...
by Eugeniusz Wypior | 8 November 2021 | Blog-EN, Newest post
Eugene Wypior Data Privacy, Data Security, Vol. II Data Security Data security is all the things you do and solutions you implement to protect digital information from unauthorised access, corruption, or theft throughout its entire lifecycle. I am sure the reader is...
by Eugeniusz Wypior | 3 November 2021 | Blog-EN, Newest post
Eugene Wypior The Top 20 Secure PLC Coding Practices. Part 8 – Validate and alert for paired inputs / outputs If you have paired signals, ensure that both signals are not asserted together. Alarm the operator when input / output states occur that are physically...
by Eugeniusz Wypior | 1 November 2021 | Blog-EN, Newest post
Eugene Wypior Data Privacy, Data Security. Vol. I Data Privacy Privacy, in general terms, is the right to be free from intrusion and interference. In common language, the right to be left alone. In the legal system of a lot of countries privacy is one of the...
by Eugeniusz Wypior | 28 October 2021 | Blog-EN, Newest post
Eugene Wypior The Top 20 Secure PLC Coding Practices. Part 7 – Validate timers and counters If timers and counters values are written to the PLC program, they should be validated by the PLC for reasonableness and verify backward counts below zero Security...
