Regular permission can be overridden by special permissions like SUID, SGID, and sticky bit. When you use the special permissions on a file, then only the owner of the file or group owner can manipulate the file.
In some cases where you just want only the owner or group can execute the file then SUID and SGID are the best way.
LinuxToday is a trusted, contributor-driven news resource supporting all types of Linux users. Our thriving international community engages with us through social media and frequent content contributions aimed at solving problems ranging from personal computing to enterprise-level IT operations. LinuxToday serves as a home for a community that struggles to find comparable information elsewhere on the web.
Property of TechnologyAdvice. © 2026 TechnologyAdvice. All Rights Reserved
Advertiser Disclosure: Some of the products that appear on this site are from companies from which TechnologyAdvice receives compensation. This compensation may impact how and where products appear on this site including, for example, the order in which they appear. TechnologyAdvice does not include all companies or all types of products available in the marketplace.