How do I make sure only authorized person access my backups stored on the tape drives (DAT, DLT, LTO-4 etc) under Linux or UNIX operating systems? How do I backup /array22/vol4/home/ to /dev/rmt/5mn or /dev/st0 in encrypted mode?
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Security
How do I block or deny access based on the host name or IP address of the client visiting website under nginx web server?
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Can you provide a guidance on default CentOS / Fedora / RHEL / Redhat enterprise Linux services which are enabled at boot time by a default? Can you provide set of recommendations for all default services and which to keep for performance and security and which to turn off?
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SELinux enforces the idea that programs should be limited in what files they can access and what actions they can take. However, by default it is turned off under RHEL / CentOS 5.x server? How do I turn it on?
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How do I disable unnecessary services under Mac OS X to secure my Mac OS X based desktop / server / laptop?
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I‘ve brand new Ubuntu Linux server (Apache + PHP5 FastCGI + Lighttpd image only server) installed for my wordpress, mediawiki and vBullietin software. I can load forntpage but user cannot edit any wiki pages or post anything and I get the following error in log file:
PHP Fatal error: Allowed Memory Size of 20971520 Bytes exhausted (tried to allocate 131072 bytes) in /usr/share/mediawiki/includes/OutputHandler.php on line 81
How do I fix this problem?
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