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  • [x] Creation time: Last year
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  • Article (Print) (301)
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18%
Building a port scanner in Python
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Lead Image © Leo Blanchette, 123RF.com
installed on your system. If Python is not installed, you can install it with: sudo apt install python3 With VS Code and the necessary extensions set up, you are now ready to start developing your port
18%
Modern network diagnostics on Windows and Linux
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Photo by Nk Ni on Unsplash
ports on the system (Figure 3). The default output includes essential details such as the local and remote IP addresses, their corresponding ports, the state of the connection, and the PID
18%
AlmaLinux’s ELevate Migration Tool
11.03.2026
Home »  Articles  » 
Lead Image © sergeyback, 123RF.com
place (Figure 3). You can answer these questions by either editing the file directly or using leapp answer . Listing 1 shows the bare minimum fixes you should perform immediately after running preupgrade
18%
pfSense firewall and router distribution
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Sergey Mironov, 123RF.com
Protocol (CARP) is used in the background [3]. If needed, a pfSense installation can transfer its configuration to all other firewalls and then run pfsync to keep the state tables of all the active firewalls
18%
News
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
 
for the fourth quarter was 73.5 percent, up from 73.3 percent for the third quarter. The latest brief focuses on "domain name hijacking," a technique by which perpetrators fraudulently transfer domain names
18%
Controlling multiple systems simultaneously with Synergy
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
©Kheng Ho Toh, 123RF.com
documents many additional options [3]. Listing 1 Configuration # Define screens section: screens ubuntu: vista: end # Alternative names section: aliases # ubuntu -> desktop ubuntu
18%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
. This prevents the sender from filling up the cache too quickly. Port Scanners Nmap [3], which recently went to version 5.0, is the Swiss army knife of port scanners. Portbunny [4] is a relatively new tool
18%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
 
this program of certified systems that work with VMware View. Systems are immediately available from HP and Force 3. For more on the VMware View program, including VMware's TCO calculator, head to VMware
18%
Risk mitigation for Active Directory
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Photo by cdd20 on Unsplash
Certificate Services (AD CS; Microsoft's implementation of an enterprise PKI). The first systematic discussion of AD CS vulnerabilities that lead to the compromise of AD DS is mentioned in an article [3
18%
FreePBX phone system
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Lead Image © Lofik, Fotolia.com
topics such as a digital fax that is based on HylaFAX [3]. To this day, faxing is still necessary in some countries because it is still the only legally binding form of communication besides snail mail

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