Laravel Requires the Mcrypt PHP Extension for 256-bit encryption/decryption. It is  a encryption Algorithm,Supports many encryption algorithms. Here is the list of supported encryption’s. DES, TripleDES, Blowfish (default), 3-WAY, SAFER-SK64, SAFER-SK128, TWOFISH, TEA, RC2 and GOST in CBC, OFB, CFB and ECB cipher modes. While Installing Laravel on your local machine, you need to enable Mycrypt to perform authentications.   When you get an error ...