Practical Technology

for practical people.

January 26, 2022
by sjvn01
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Attempt to shake down Linux users for Netfilter code use resolved

Once upon a time in the 2000s and 2010s, Patrick McHardy was the chair of Linux’s Netfilter core development team. Netfilter is a Linux kernel utility that handles various network functions, such as facilitating Network Address Translation (NAT) and Linux’s IPTables firewall. All was fine. … Continue reading

January 24, 2022
by sjvn01
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Linux Foundation launches Open Source Software Development, Linux, and Git certification

Want a good-paying programming job? By ZipRecruiter‘s count, the average annual pay for an open-source developer in the United States is $123,411. That’s not bad. There’s also a lot of demand for Linux and open-source pros. The Linux Foundation and edX, the leading massive open online … Continue reading

January 21, 2022
by sjvn01
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Nasty Linux kernel bug found and fixed

Most reported Linux “security” bugs actually aren’t Linux bugs. For example, security vendor CrowdStrike‘s report on the biggest Linux-based malware families was really about system administration security blunders with telnet, SSH, and Docker, not Linux at all. But, that doesn’t mean Linux doesn’t … Continue reading