=head1 NOTE
Applications should use the higher level functions
-L<EVP_EncryptInit(3)|EVP_EncryptInit(3)> etc. instead of calling these
+L<EVP_EncryptInit(3)> etc. instead of calling these
functions directly.
It is difficult to securely use stream ciphers. For example, do not perform
multiple encryptions using the same key stream.
-=head1 HISTORY
-
-RC4_set_key() and RC4() are available in all versions of SSLeay and OpenSSL.
-
=head1 SEE ALSO
-L<EVP_EncryptInit(3)|EVP_EncryptInit(3)>
+L<EVP_EncryptInit(3)>
=cut