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.\"
.IX Title "EVP_DES 3"
.TH EVP_DES 3 "2023-09-11" "1.1.1w" "OpenSSL"
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.SH "NAME"
EVP_des_cbc, EVP_des_cfb, EVP_des_cfb1, EVP_des_cfb8, EVP_des_cfb64, EVP_des_ecb, EVP_des_ofb, EVP_des_ede, EVP_des_ede_cbc, EVP_des_ede_cfb, EVP_des_ede_cfb64, EVP_des_ede_ecb, EVP_des_ede_ofb, EVP_des_ede3, EVP_des_ede3_cbc, EVP_des_ede3_cfb, EVP_des_ede3_cfb1, EVP_des_ede3_cfb8, EVP_des_ede3_cfb64, EVP_des_ede3_ecb, EVP_des_ede3_ofb, EVP_des_ede3_wrap \&\- EVP DES cipher
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\& #include <openssl/evp.h>
\&
\& const EVP_CIPHER *EVP_ciphername(void)
.Ve
.PP
\&\fIEVP_ciphername\fR is used a placeholder for any of the described cipher
functions, such as \fIEVP_des_cbc\fR.
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
The \s-1DES\s0 encryption algorithm for \s-1EVP.\s0
.IP "\fIEVP_des_cbc()\fR, \fIEVP_des_ecb()\fR, \fIEVP_des_cfb()\fR, \fIEVP_des_cfb1()\fR, \fIEVP_des_cfb8()\fR, \fIEVP_des_cfb64()\fR, \fIEVP_des_ofb()\fR" 4
.IX Item "EVP_des_cbc(), EVP_des_ecb(), EVP_des_cfb(), EVP_des_cfb1(), EVP_des_cfb8(), EVP_des_cfb64(), EVP_des_ofb()"
\&\s-1DES\s0 in \s-1CBC, ECB, CFB\s0 with 64\-bit shift, \s-1CFB\s0 with 1\-bit shift, \s-1CFB\s0 with 8\-bit
shift and \s-1OFB\s0 modes.
.IP "\fIEVP_des_ede()\fR, \fIEVP_des_ede_cbc()\fR, \fIEVP_des_ede_cfb()\fR, \fIEVP_des_ede_cfb64()\fR, \fIEVP_des_ede_ecb()\fR, \fIEVP_des_ede_ofb()\fR" 4
.IX Item "EVP_des_ede(), EVP_des_ede_cbc(), EVP_des_ede_cfb(), EVP_des_ede_cfb64(), EVP_des_ede_ecb(), EVP_des_ede_ofb()"
Two key triple \s-1DES\s0 in \s-1ECB, CBC, CFB\s0 with 64\-bit shift and \s-1OFB\s0 modes.
.IP "\fIEVP_des_ede3()\fR, \fIEVP_des_ede3_cbc()\fR, \fIEVP_des_ede3_cfb()\fR, \fIEVP_des_ede3_cfb1()\fR, \fIEVP_des_ede3_cfb8()\fR, \fIEVP_des_ede3_cfb64()\fR, \fIEVP_des_ede3_ecb()\fR, \fIEVP_des_ede3_ofb()\fR" 4
.IX Item "EVP_des_ede3(), EVP_des_ede3_cbc(), EVP_des_ede3_cfb(), EVP_des_ede3_cfb1(), EVP_des_ede3_cfb8(), EVP_des_ede3_cfb64(), EVP_des_ede3_ecb(), EVP_des_ede3_ofb()"
Three-key triple \s-1DES\s0 in \s-1ECB, CBC, CFB\s0 with 64\-bit shift, \s-1CFB\s0 with 1\-bit shift,
\&\s-1CFB\s0 with 8\-bit shift and \s-1OFB\s0 modes.
.IP "\fIEVP_des_ede3_wrap()\fR" 4
.IX Item "EVP_des_ede3_wrap()"
Triple-DES key wrap according to \s-1RFC 3217\s0 Section 3.
.SH "RETURN VALUES"
.IX Header "RETURN VALUES"
These functions return an \fB\s-1EVP_CIPHER\s0\fR structure that contains the
implementation of the symmetric cipher. See \fIEVP_CIPHER_meth_new\fR\|(3) for
details of the \fB\s-1EVP_CIPHER\s0\fR structure.
.SH "SEE ALSO"
.IX Header "SEE ALSO"
\&\fIevp\fR\|(7),
\&\fIEVP_EncryptInit\fR\|(3),
\&\fIEVP_CIPHER_meth_new\fR\|(3)
.SH "COPYRIGHT"
.IX Header "COPYRIGHT"
Copyright 2017\-2018 The OpenSSL Project Authors. All Rights Reserved.
.PP
Licensed under the OpenSSL license (the \*(L"License\*(R").  You may not use
this file except in compliance with the License.  You can obtain a copy
in the file \s-1LICENSE\s0 in the source distribution or at
<https://www.openssl.org/source/license.html>.

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