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13%
Protecting web servers with ModSecurity
30.11.2025
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»
2010
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Issue 1: System...
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of the client request (both for POST and for GET), as well as the most important server environment details [
6
]. Additionally, you can use regular expressions. For example, to investigate an HTTP request to find
13%
Warding off the rise of VoIP spam
30.11.2025
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2010
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Issue 0: Active...
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, and to provide protection against VoIP spam by various means. Additionally, other initiatives are SpITAssassin [
6
], an extension of SpamAssassin functionality, and the SPIT defense solution (SPIT AL). SPIT AL
13%
Script utilities in depth: grep, awk, and sed
30.11.2025
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2011
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Issue 4: Secure...
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). The following command finds all lines that begin with an opening tag and end with the corresponding closing tag: grep "^<([^/ >]+)[^>]*>.*\1>$" something.htm The command displays lines 1, 2,
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