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      1 =pod
      2 
      3 =head1 NAME
      4 
      5 EVP_CIPHER-CHACHA - The CHACHA EVP_CIPHER implementations
      6 
      7 =head1 DESCRIPTION
      8 
      9 Support for CHACHA symmetric encryption using the B<EVP_CIPHER> API.
     10 
     11 =head2 Algorithm Names
     12 
     13 The following algorithms are available in the default provider:
     14 
     15 =over 4
     16 
     17 =item "ChaCha20"
     18 
     19 =item "ChaCha20-Poly1305"
     20 
     21 =back
     22 
     23 =head2 Parameters
     24 
     25 This implementation supports the parameters described in
     26 L<EVP_EncryptInit(3)/PARAMETERS>.
     27 
     28 =head1 SEE ALSO
     29 
     30 L<provider-cipher(7)>, L<OSSL_PROVIDER-default(7)>
     31 
     32 =head1 COPYRIGHT
     33 
     34 Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
     35 
     36 Licensed under the Apache License 2.0 (the "License").  You may not use
     37 this file except in compliance with the License.  You can obtain a copy
     38 in the file LICENSE in the source distribution or at
     39 L<https://www.openssl.org/source/license.html>.
     40 
     41 =cut
     42