LibreOffice 24.8 Help
You can get a certificate from a certification authority. No matter if you choose a governmental institution or a private company it is common to be charged for this service, for example when they certify your identity. Few other authorities issue certificates free of costs, like the Open Source Project CAcert which is based on the well-known and reliable Web of Trust model and is of growing popularity.
Choose File - Digital Signatures - Digital Signatures.
문서를 저장하라는 내용의 메시지 상자가 나타납니다. 예를 클릭하여 파일을 저장합니다.
After saving, you see the Digital Signatures dialog. Click Add to add a public key to the document.
In the Select Certificate dialog, select your certificate and click OK.
You see again the Digital Signatures dialog, where you can add more certificates if you want. Click OK to add the public key to the saved file.
A signed document shows an icon in the status bar. You can double-click the icon in the status bar to view the certificate.
The result of the signature validation is displayed in the status bar and within the Digital Signature dialog. Several documents and macro signatures can exist inside an ODF document. If there is a problem with one signature, then the validation result of that one signature is assumed for all signatures. That is, if there are ten valid signatures and one invalid signature, then the status bar and the status field in the dialog will flag the signature as invalid.
일반적으로 매크로는 문서의 일부입니다. 문서에 서명하면 문서 내의 매크로에도 자동으로 서명됩니다. 문서에는 서명하지 않고 매크로에만 서명하려면 다음과 같이 실행하십시오.
도구 - 매크로 - 디지털 서명을 선택합니다.
위에서 설명한 대로 문서에 서명을 적용합니다.
When you open the Basic IDE that contains signed macros, you see an icon in the status bar.
You can double-click the icon in the status bar to view the certificate.