How do i change the selinux type of a file on redhat?

[hawksbill]

Man page for chcon: https://www.lightnetics.com/post/4086
Man page for semanage: https://www.lightnetics.com/post/4078

Note: This is no a persistent change, persistent changes can be made with semanage.

$ ls -Z /tmp/testfile 
-rw-rw-r--. trainer trainer unconfined_u:object_r:user_tmp_t:s0 /tmp/testfile
$ chcon -t bin_t /tmp/testfile 
$ ls -Z /tmp/testfile 
-rw-rw-r--. trainer trainer unconfined_u:object_r:bin_t:s0   /tmp/testfile

Remove temporary demo file.

$ rm /tmp/testfile