olemus
täitmiskoodi varustamine digitaalsignatuuriga,
mis tõendab, et kood on pärit usaldatavast allikast;
signatuur valideeritakse usaldatava kolmanda poole abil

Wiktionary:
(computing) the attachment of a digital certificate (from a certification authority) to an executable program to ensure its legitimacy

ülevaateid
https://en.wikipedia.org/wiki/Code_signing

https://casecurity.org/wp-content/uploads/2013/10/CASC-Code-Signing.pdf

https://csrc.nist.gov/CSRC/media/Publications/white-paper/2018/01/26/security-considerations-for-code-signing/final/documents/security-considerations-for-code-signing.pdf

https://www.leaderssl.com/articles/461-popular-questions-about-code-signing-certificates