Commercial-grade open source encryption function library: OpenSSL: www.openssl.org GNU open source version of commercial-grade encryption function library: GnuTLS: www.gnutls.org, and the development package can be directly installed using the command line on Ubuntu Linux 16.04:
$ sudo apt-get install libgnutls-dev
The method of use is very simple and supports stream encryption/decryption. Currently, most Internet servers use one of the two.
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Commercial-grade open source encryption function library: OpenSSL: www.openssl.org
GNU open source version of commercial-grade encryption function library: GnuTLS: www.gnutls.org, and the development package can be directly installed using the command line on Ubuntu Linux 16.04:
The method of use is very simple and supports stream encryption/decryption. Currently, most Internet servers use one of the two.