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Tag Archives: hacking

Blocking SIP brute force attacks with fail2ban

Posted on April 18, 2010 by iwik
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SIP brute force attacks against Asterisk servers are very popular. Best way to defend is to block sip by default and allow only allowed IPs to connect. But we can not use this approach in some cases. Here fail2ban can help. Continue reading →

Posted in asterisk, centos | Tagged asterisk, bruteforce, centos, fail2ban, hacking, registration, sip | Leave a reply

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