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OpenID-Connect-Java-Spring-Server
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use sign-magnatude not twos-complement in key parsing

pull/263/head
Justin Richer 2013-01-17 14:21:12 -05:00
parent 60bda31c54
commit a6806255b8
1 changed files with 2 additions and 2 deletions
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4
openid-connect-common/src/main/java/org/mitre/key/fetch/KeyFetcher.java
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@ -86,9 +86,9 @@ public class KeyFetcher {
if(algorithm.equals("RSA")){ if(algorithm.equals("RSA")){
byte[] modulusByte = Base64.decodeBase64(object.get("mod").getAsString()); byte[] modulusByte = Base64.decodeBase64(object.get("mod").getAsString());
BigInteger modulus = new BigInteger(modulusByte); BigInteger modulus = new BigInteger(1, modulusByte);
byte[] exponentByte = Base64.decodeBase64(object.get("exp").getAsString()); byte[] exponentByte = Base64.decodeBase64(object.get("exp").getAsString());
BigInteger exponent = new BigInteger(exponentByte); BigInteger exponent = new BigInteger(1, exponentByte);
RSAPublicKeySpec spec = new RSAPublicKeySpec(modulus, exponent); RSAPublicKeySpec spec = new RSAPublicKeySpec(modulus, exponent);
KeyFactory factory = KeyFactory.getInstance("RSA"); KeyFactory factory = KeyFactory.getInstance("RSA");