• Sachin Dubey 4
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Hi all,

I am using following code to genrate sign, It is working fine in summer 16 salesforce release but my org it autmatically upgraded to winter 17 and this code starts giving follwoing exception:-

"EXCEPTION: System.SecurityException: Invalid Crypto Key
STACKTRACE: Class.System.Crypto.sign: line 35, column 1
AnonymousBlock: line 7, column 1
AnonymousBlock: line 7, column 1
LINE: 35 COLUMN: 1"


can any one help me on this???
string modifiedPrivateKey = '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';
string jwtClaims = 'eyJpc3MiOiJ5bnFpNTYzc3hzMDh4ZWR6ajM2a29lenduczZ1ZmRyMCIsInN1YiI6IjI4NTc5Mzg5NCIsImJveF9zdWJfdHlwZSI6InVzZXIiLCJhdWQiOiJodHRwczovL2FwaS5ib3guY29tL29hdXRoMi90b2tlbiIsImp0aSI6InRKVFRwUklmRFhFUlNkNjFBS0hIam9wUm41ZEVSMjBMIiwiZXhwIjoxNDc2MDg4ODA4fQ';
string jwtHeader = 'eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCIsImtpZCI6InAwbXE4aHZqIn0';
String algorithmName = 'RSA-SHA256';
Blob input = Blob.valueOf(jwtHeader + '.' + jwtClaims);
Blob privateKeyBlob = EncodingUtil.base64Decode(modifiedPrivateKey);
Blob signed = Crypto.sign(algorithmName, input, privateKeyBlob);
Thanks Anurag