{"record":{"id":"21501987052f9a01","repo":"apereo/cas","slug":"error-encrypting-using-provider-and-algorith","errorCode":null,"errorMessage":"Error encrypting using provider: [{}] and algorithm: [{}], Message: [{}]","messagePattern":"Error encrypting using provider: \\[(.+?)\\] and algorithm: \\[(.+?)\\], Message: \\[(.+?)\\]","errorType":"console","errorClass":null,"httpStatus":null,"severity":"warning","filePath":"support/cas-server-support-shell-core/src/main/java/org/apereo/cas/shell/commands/jasypt/JasyptTestAlgorithmsCommand.java","lineNumber":68,"sourceCode":"                    val encryptedValue = cipher.encryptValue(value, e -> {\n                        LOGGER.trace(e.getMessage(), e);\n                        return null;\n                    });\n                    if (encryptedValue == null) {\n                        continue;\n                    }\n                    LOGGER.info(\"Provider: [{}] Algorithm: [{}]\", provider, algorithmStr);\n                    val result = cipher.decryptValue(encryptedValue);\n                    FunctionUtils.doIf(result != null,\n                            r -> LOGGER.info(\"Encrypted Value: [{}] Decryption succeeded\", encryptedValue),\n                            t -> LOGGER.warn(\"Encrypted Value: [{}] Decryption Failed\", encryptedValue))\n                        .accept(result);\n\n                } catch (final Exception e) {\n                    if (e.getCause() instanceof NoSuchAlgorithmException) {\n                        LOGGER.warn(\"Provider: [{}] does not support Algorithm: [{}]\", provider, algorithmStr);\n                    } else {\n                        LOGGER.warn(\"Error encrypting using provider: [{}] and algorithm: [{}], Message: [{}]\", provider, algorithmStr, e.getMessage());\n                    }\n                }\n            }\n        }\n    }\n}\n","sourceCodeStart":50,"sourceCodeEnd":75,"githubUrl":"https://github.com/apereo/cas/blob/e7288fc434b4f4505b8452e1a57e8fb3111bb863/support/cas-server-support-shell-core/src/main/java/org/apereo/cas/shell/commands/jasypt/JasyptTestAlgorithmsCommand.java#L50-L75","documentation":"Also in JasyptTestAlgorithmsCommand.validateAlgorithms: when the test cipher operation throws and the cause is NOT a NoSuchAlgorithmException, this warning reports the provider, algorithm, and exception message. Any other failure (bad key size, invalid parameters, I/O) during the encrypt/decrypt probe lands here.","triggerScenarios":"Cipher.init/encrypt/decrypt throwing InvalidKeyException (illegal key size without JCE unlimited policy), InvalidParameterSpecException, InvalidAlgorithmParameterException, or any other runtime error for a given provider/algorithm pair.","commonSituations":"JDK 8 with restricted crypto policy and 256-bit keys; algorithm requires algorithm-specific parameters (salt/IV size) the command's defaults don't satisfy; provider initialized incorrectly.","solutions":["Read the Message parameter in the log for the underlying cause (e.g. 'Illegal key size').","On JDK 8, install the JCE Unlimited Strength policy files or move to JDK 11+.","Skip the failing provider/algorithm combination and choose one that validates cleanly."],"exampleFix":"// before\n// JDK 8, 256-bit key -> InvalidKeyException: Illegal key size\n// after\n// run CAS shell on JDK 11+ where unlimited crypto is default","handlingStrategy":"try-catch","validationCode":"// Verify key size compliance before testing:\nint maxKey = Cipher.getMaxAllowedKeyLength(algorithm);\nif (maxKey < requiredKeyBits) throw new IllegalStateException(\"Illegal key size for \" + algorithm);","typeGuard":null,"tryCatchPattern":"try {\n    cipher.encryptValue(value);\n} catch (Exception e) {\n    LOGGER.warn(\"Probe failed for provider [{}] algorithm [{}]: [{}]\", provider, algorithm, e.getMessage());\n}","preventionTips":["On JDK 8 ensure unlimited strength JCE policy is installed.","Read the logged Message field to diagnose InvalidKeyException vs parameter errors.","Standardize on JDK 11+ where strong crypto is default."],"tags":["jasypt","jce","crypto","key-size"],"backgroundTag":"invalid-argument-value","analyzedSha":"e7288fc434b4f4505b8452e1a57e8fb3111bb863","analyzedAt":"2026-09-08T15:39:16.015Z","contentChangedAt":"2026-09-08T15:39:16.015Z","schemaVersion":2},"datasetVersion":"2026-09-15T23:17:13.987Z"}