| − | Pretty Good Privacy (PGP) is an encryption program that provides cryptographic privacy and authentication for data communication. PGP is used for signing, encrypting, and decrypting texts, e-mails, files, directories, and whole disk partitions and to increase the security of e-mail communications. | + | Pretty Good Privacy (PGP) is an encryption program that provides cryptographic privacy and authentication for data communication. PGP is not only used for signing, encrypting, and decrypting texts, emails, files, directories, and whole disk partitions, but also used to increase the security of email communications. |
| − | For more information, see https://en.wikipedia.org/wiki/Pretty_Good_Privacy. | + | For more information, see the following URL: |