Intrusion Detection with Snort

Alerting with the Hybrid

Deploying real-time alerting with the hybrid server/sensor is relatively easy. You need to install a mailing application, such as sendmail, to use real-time alerting via email. If you want to install another application, such as a pager or SMS gateway, you should do so. There are numerous resources online and in print for installing and configuring sendmail. The documentation included with the source distribution is fairly detailed and should get you up and running. You can get the sendmail application and associated documentation at

http://www.sendmail.org/

After you have deployed sendmail, you should take care to secure it. Sendmail has a relatively miserable history of security exposures and should be properly hardened. ...