This is the blog of Ronald Bartels that wanders on and off the subject of problem management (that is how it started). Mostly now the topics are about IoT and SD-WAN.
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Common backup blunders – how even the smallest error can cost you your data
We all know backup is important, which is why most organisations
ensure they have sufficient backup in place. After all, data is valuable
and needs to be protected. But having the right backup is only part of
the solution; the rest is up to the policies in place and the people who
use it. Instances of data loss due to simple human error are more common that
you might think. Often, the error is discovered and fixed before any
real harm can be done, leaving little behind save for some embarrassment
or a funny story to tell at after-work drinks. However, despite
lingering awkwardness, the following examples of real life blunders
serve as reminders of how a little mistake can have a major impact
Firewalls are becoming increasingly important in today’s world. Hackers and automated scripts are constantly trying to invade your system and use it for Bitcoin mining, botnets or other things. To prevent these attacks, you can use a firewall on your system. IPTables is the strongest firewall in Linux because it can filter packets in the kernel before they reach the application. Using IPTables is not very easy for Linux beginners. We have created easywall - the simple IPTables web interface . The focus of the software is on easy installation and use. Access this neat software over on github: easywall
When building a DDoS mitigation service it’s incredibly tempting to think that the solution is scrubbing centers or scrubbing servers. I, too, thought that was a good idea in the beginning, but experience has shown that there are serious pitfalls to this approach. Read the post of at Cloudflare's blog: N o Scrubs: The Architecture That Made Unmetered Mitigation Possible
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