EVP_idea(index.php) - phpMan

EVP_idea_cbc (3ssl)  - EVP IDEA cipher
EVP_idea_cfb (3ssl)  - EVP IDEA cipher
EVP_idea_cfb64 (3ssl) - EVP IDEA cipher
EVP_idea_ecb (3ssl)  - EVP IDEA cipher
EVP_idea_ofb (3ssl)  - EVP IDEA cipher