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LES (Linux Environment Security)

Linux Environment Security is intended as a facility to quickly & easily secure RedHat/RPM based environments (i.e: turbo linux, open linux). It does such by enforcing root-only permissions on system binaries (binaries that have no place being
executed by normal users), enforcing root-only path traversal on system paths, enforcing immutable bit on essential rpm package contents (i.e: coreutils), and enforcing immutable bit on shell profile scripts.

The combined usage of all les options provides an increased level of local environment security, in the hopes to stem off environment based attacks. Such attacks would consist of back-dooring system binaries; tainting the $PATH variable to point to alien paths where back-doored binaries are located; alterations to user profile scripts to activate key loggers or process based hi-jacking; traversal exploration of the system paths etc...; the possible
attack trends are endless hence the importance of hardening the local environment space.

Download the current release of LES distributed under the GNU GENERAL PUBLIC LICENSE:
- http://www.r-fx.ca/downloads/les-current.tar.gz

All projects on rfxnetworks.com are free for use and distribution in accordance with the gnu gpl; funding for the continued development and research into this and other projects, is solely dependent on public contributions and donations. If this is your first time using this software we ask that you evaluate it and consider a small donation; for those who frequent and are continued users of this and other projects we also ask that you make an occasional small donation to help ensure the future of our public projects.

Documents:
- http://www.rfxnetworks.com/appdocs/README.les

Version History:
- http://www.rfxnetworks.com/appdocs/CHANGELOG.les

 

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