Encryption files with GPG without user intervention (batch)

I usually encrypt files with GPG with symmetric algorithms when I have to transmit files over insecure channel: for example I encrypt backup files stored at my USB stick and I’m sure that if it’s stolen or lost my files are in safety. Encryption without user intervention can be used when you wish to perform automatic (runs with cron) backup procedure and protect backup files. To encrypt file /tmp/file.tgz by […]

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Secure shell (ssh) connection without password

Let’s assume we have two Linux running machines, one of them is ‘client’ and other is ‘server’. Task lies in allowing client to access server via ssh securely without a need to type password by hands. It’s usually useful to perform some operations that are to be done without user intervention (for example copying backup data files from client to server through ‘scp’).First of all it’s necessary to make sure […]

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Access to sqlite3 database through perl (script example)

By publishing this post I try to help people who want to get access to popular and simple database engine sqlite through perl script. I use sqlite to store e-mails statistics at small mail server in order to retrieve information about users’ mail activity like average response time, sent and received messages and etc. There is perl script that is used to get this data per every user or get […]

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Linux networking stack understanding

M. Tim Jones, Consultant Engineer, Emulex Corp.: One of the greatest features of the Linux® operating system is its networking stack. It was initially a derivative of the BSD stack and is well organized with a clean set of interfaces. Its interfaces range from the protocol agnostics, such as the common sockets layer interface or the device layer, to the specific interfaces of the individual networking protocols. This article explores […]

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Top 7 iPod managing tools for Linux and Mac

Here is a list of iPod managing tools for Linux and Apple Mac. You can find detailed review of these tools here. AmarokBansheeFloolagtkpodRhythmboxSongbirdYamiPod

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