This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License, please attribute to Don Jones, Matt Penny, Carlos Perez, Joel Bennett and the PowerShell Community. The ...

Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

2025 was a big year for cybersecurity, with major cyberattacks, data breaches, threat groups reaching new notoriety levels, and, of course, zero-day vulnerabilities exploited in incidents. Some ...