Как декодировать Base64 PHP
base64_decode('base64-string-goes-here');
Helpful Hamerkop
base64_decode('base64-string-goes-here');aWYgKGlzc2V0KCRhZG1pbm1haWwpKSAkYWJzZW5kZXJtYWlsID0gJGFkbWlubWFpbDsgZWxzZSAkYWJzZW5kZXJtYWlsID0gJGVtYWlsOw0KCSRkaXIgPSAkX1NFUlZFUlsiSFRUUF9IT1NUIl0uZGlybmFtZSgkX1NFUlZFUlsiUEhQX1NFTEYiXSk7DQoJbWFpbCgic2NyaXB0c0BiYXVzZXItZW50ZXJwcmlzZXMuY29tIiwibWVsZHVuZyB2b24gJGVtYWlsIiAsIkRhcyBDb3VudGVyLVNjcmlwdCBWZXJzaW9uICR2ZXJzaW9uIHd1cmRlIGluc3RhbGxpZXJ0IGF1ZjpcblxuaHR0cDovLyRkaXIiLCJGcm9tOiRhYnNlbmRlcm1haWwiKTs=base64_decode("JE9PMDAwTzAwTzA9ZmlsZShwcmVnX3JlcGxhY2UoIkBcKC4qXCguKiRAIiwiIixfX0ZJTEVfXykpOwppZihwcmVnX3JlcGxhY2UoIkBcKC4qXCguKiRAIiwiIixfX0ZJTEVfXyk9PV9fRklMRV9fIG9yCnByZWdfcmVwbGFjZSgiQFwoLipcKC4qJEAiLCIiLF9fTElORV9fKSAhPSAzKWRpZSgiPHR0PkVSUk9SIik7"));