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Secure your Debian system

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This is a list of very easy steps to secure your debian linux machine for sysadmins and users
  • Tweak /etc/pam.d/login so as to only permit local root logins.
  • Also mark authorized tty:s in /etc/security/access.conf and generally set up this file to limit root logins as much as possible.
  • Add pam_limits.so if you want to set per-user limits
  • Tweak /etc/pam.d/passwd: set minimum length of passwords higher (6 characters maybe) and enable md5
  • . . .
 read more | mail this link | score:7342 | -gg234, April 5, 2006
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