[CentOS] Enabling MD5 (longer passwords) after installation?

Jason Bradley Nance aitrus at tresgeek.net
Wed Jun 14 19:50:01 UTC 2006


> Can I "move" the live, running system to longer passwords, and how?
> or is a reinstall necessary?

You want to use pwconv and grpconv to swap your /etc/passwd and 
/etc/group files to using shadow files.  Run "authconfig" and make sure 
you have selected to use md5 and shadow passwords first.

You can run pwconv/grpconv even if the files have already been converted.

j




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