Ciphers
   
  
   - 
    
OPENSSL_CIPHER_RC2_40
     (integer)
    
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   - 
    
OPENSSL_CIPHER_RC2_128
     (integer)
    
   - 
    
    
   
 
  
  
   - 
    
OPENSSL_CIPHER_RC2_64
     (integer)
    
   - 
    
    
   
 
  
  
   - 
    
OPENSSL_CIPHER_DES
     (integer)
    
   - 
    
    
   
 
  
  
   - 
    
OPENSSL_CIPHER_3DES
     (integer)
    
   - 
    
    
   
 
  
 
 
  
   - 
    
OPENSSL_CIPHER_AES_128_CBC
     (integer)
    
   - 
    
     Added in PHP 5.4.0.
    
   
 
  
  
   - 
    
OPENSSL_CIPHER_AES_192_CBC
     (integer)
    
   - 
    
     Added in PHP 5.4.0.
    
   
 
  
  
   - 
    
OPENSSL_CIPHER_AES_256_CBC
     (integer)
    
   - 
    
     Added in PHP 5.4.0.