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<?phpnamespace ParagonIE\EasyRSA;
 
 interface EasyRSAInterface
 {
 public static function encrypt($plaintext, PublicKey $rsaPublicKey);
 public static function decrypt($ciphertext, PrivateKey $rsaPrivateKey);
 public static function sign($plaintext, PrivateKey $rsaPrivateKey);
 public static function verify($ciphertext, $signature, PublicKey $rsaPublicKey);
 }
 
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