SpamHaus is a well known service that keeps a curated downloadable list of Internet offenders. to see a link to the list https://www.spamhaus.org/drop/ You can see the DROP list and EDROP list in the left columnjust for reference these arehttps://www.spamhaus.org/drop/drop.txthttps://www.spamhaus.org/drop/edrop.txt Logon to your Fortigate firewall and navigate to Security Fabric, External Connectors and click Create …
Ubiquiti makes switching hardware that is inexpensive and easy to manage. They also have a cloud service that makes switching and Wifi hardware manageable from anywhere connected to the internet. Link Aggregation allows plugging multiple cables between devices and having them act as 1 cable; they are fault tolerant so if one cable/adapter fails the …
FYI: an OpenVAS scan will reboot every Polycom VVX350 deskphone, and if a workstation is connected to the network through that phone the workstaion will lose connectivity, while the phone reboots.
Level 1: Free / easy / 1 hour fixes-Block China, Russia, Ukraine on your firewall and email-Turn on email banner for external emails-make sure PCs are running a version of Windows that gets updates; update to Win10 can still be found for free-Verify Windows Defender is on and updated automatically-Verify Windows patches itself automatically. Set …
Port security watches for multiple MAC addresses on a port and if it detects >1 it disables the port. Pros:+If a user tries running responder, the port gets disabled+If a user plugs in a wireless access point, the port gets disabledCons:-If anyone plugs in a small switch/hub to increase the port count, the port gets …
Ubuntu 18+ and a number of other modern distros using Polkit have a vuln that allows privilege escalation to root.a video by the bug’s discoverer shows it’s not that hard to do.more into Here https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/