chcon
Options
--help- 
chcon-help-help
 --dereference- 
chcon-help-dereference
 --no-dereference,-h- 
chcon-help-no-dereference
 --preserve-root- 
chcon-help-preserve-root
 --no-preserve-root- 
chcon-help-no-preserve-root
 --reference=<RFILE>- 
chcon-help-reference
 --user=<USER>,-u <USER>- 
chcon-help-user
 --role=<ROLE>,-r <ROLE>- 
chcon-help-role
 --type=<TYPE>,-t <TYPE>- 
chcon-help-type
 --range=<RANGE>,-l <RANGE>- 
chcon-help-range
 --recursive,-R- 
chcon-help-recursive
 -H- 
chcon-help-follow-arg-dir-symlink
 -L- 
chcon-help-follow-dir-symlinks
 -P- 
chcon-help-no-follow-symlinks
 --verbose,-v- 
chcon-help-verbose
 
Examples
View security context of a file:
ls {{[-lZ|-l --context]}} {{path/to/file}}
Change the security context of a target file, using a reference file:
chcon --reference {{reference_file}} {{target_file}}
Change the full SELinux security context of a file:
chcon {{user}}:{{role}}:{{type}}:{{range/level}} {{filename}}
Change only the user part of SELinux security context:
chcon {{[-u|--user]}} {{user}} {{filename}}
Change only the role part of SELinux security context:
chcon {{[-r|--role]}} {{role}} {{filename}}
Change only the type part of SELinux security context:
chcon {{[-t|--type]}} {{type}} {{filename}}
Change only the range/level part of SELinux security context:
chcon {{[-l|--range]}} {{range/level}} {{filename}}
The examples are provided by the tldr-pages project under the CC BY 4.0 License.
Please note that, as uutils is a work in progress, some examples might fail.