Exciting news was published today at Jonathan Schwartz‘ (Chief Executive Officer and President of Sun Microsystems) blog: We announced big news today – our preliminary results for our fiscal second quarter, and as importantly, that we’re acquiring MySQL AB. … This puts products like MySQL in an interesting position. They’re a part of every web company’s infrastructure, to be sure. And though many of the more traditional companies use MySQL [...]
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VoltaLinux is a GNU/Linux distribution based on Slackware and includes pkgsrc package system from NetBSD. Recently this project released 2.0 version of their distro where any system administrator can enjoy the clean design of Slackware and power of *BSD with the availability of more than 5900 ports ready to be installed. Basically VoltaLinux is intended for servers or small/embedded devices as it requires only 12MB of RAM (it was tested). [...]
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I came across invaluable article on how to make Linux system that runs OpenSSH server to be even more secure. It’s written by 17-year-old (!!!) Peter Upfold from FOSSwire and covers the following simple steps: Disable SSH protocol 1 Enable key-based logins Don’t enable password-based logins Don’t run on port 22 No remote root logins I found these tips invaluable and sire that there is no doubt SSH-2 protocol remains [...]
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Nmap is well known open source tool for security auditing and many other related network exploring activities. Here is it’s developers’ description taken from their site: Nmap uses raw IP packets in novel ways to determine what hosts are available on the network, what services (application name and version) those hosts are offering, what operating systems (and OS versions) they are running, what type of packet filters/firewalls are in use, [...]
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Below is impressive FAQ on bash (GNU command language interpreter) shell. It’s taken from here (thanks to maintainers!). How can I read a file line-by-line? How can I store the return value of a command in a variable? How can I insert a blank character after each character? How can I check whether a directory is empty or not? How can I use array variables? How can I use variable [...]
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