java.security.SignatureException: Could not sign data

GitHub | yurem | 10 months ago
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    Java 7 unable to use ECC keys

    Stack Overflow | 1 year ago | NumberFour
    java.security.SignatureException: Could not sign data
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    Root Cause Analysis

    1. java.security.SignatureException

      Could not sign data

      at sun.security.ec.ECDSASignature.engineSign()
    2. sun.security.ec
      ECDSASignature.engineSign
      1. sun.security.ec.ECDSASignature.engineSign(ECDSASignature.java:297)
      1 frame
    3. Java RT
      Signature.sign
      1. java.security.Signature$Delegate.engineSign(Signature.java:1205)
      2. java.security.Signature.sign(Signature.java:578)
      2 frames
    4. org.xdi.oxauth
      UmaClient.request
      1. org.xdi.oxauth.model.crypto.OxAuthCryptoProvider.sign(OxAuthCryptoProvider.java:212)
      2. org.xdi.oxauth.client.TokenRequest.getClientAssertion(TokenRequest.java:357)
      3. org.xdi.oxauth.client.TokenClient.exec(TokenClient.java:295)
      4. org.xdi.oxauth.client.uma.wrapper.UmaClient.request(UmaClient.java:173)
      4 frames
    5. org.gluu.oxtrust
      UmaProtectionService.isEnabledUmaAuthentication
      1. org.gluu.oxtrust.service.UmaProtectionService.retrievePatToken(UmaProtectionService.java:290)
      2. org.gluu.oxtrust.service.UmaProtectionService.getPatToken(UmaProtectionService.java:116)
      3. org.gluu.oxtrust.service.UmaProtectionService.isExistPatToken(UmaProtectionService.java:131)
      4. org.gluu.oxtrust.service.UmaProtectionService.isEnabledUmaAuthentication(UmaProtectionService.java:126)
      4 frames