PDF Protector 1.4.1 macOS   一款Mac上易用的快速為PDF加密和解密的工具
PDFProtector是一款Mac上易用的快速為PDF加密和解密的工具，可以方便的加密PDF和解密PDF文件，支持128位加密，保護你的PDF文件，除了加密解密外，還支持防止打印文檔，防止複製和修改的文件，非常的實用！

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PDFProtectorisaneasy-to-useutilitytoencryptordecryptyourPDFdocuments.SetapasswordandletPDFProtectorencryptyourdocumentstohinderothersfromopeningit.Youcanalsosetaseparatepasswordthathastobeknownbyeveryonewhowantstocopyorprintcontentofyouryourdocument.

OfcausePDFProtectoralsoletsyouremoveanyofthesesecuritymechanisms,providingyouknowthepassword.SincePDFProtectorusesstandardPDFfunctions,itworksperfectlywithotherPDFapplications.Ifyouhavetotoencryptordecryptalotofdocumentswiththesamepassword,youcansetadefaultpasswordtobeusedbyPDFProtector.
Features
•SupportsAdobestandard40-bitencryptionandAdobeadvanced128-bitencryption
•Passwordprotectopeningofthedocument
•Unlockpassword-protecteddocuments
•Preventprintingofthedocument
•Preventcopyingandchangestothedocument
•Easytouse
•CompatiblewithallcommonPDFreaders,suchasPreview.apporAdobeReader
•DoesnotneedAdobeAcrobatsoftware
ReleaseNotes

TheappisnowreadyformacOS10.15Catalina.
Thelicensemanagementhasbeenimproved.
Theupdatemechanismhasbeenimproved.
SupportedOperationSystems:
macOS10.10orlater64-bit

Homepage
https://witt-software.com