[PDFBOX-5423] org.apache.pdfbox.pdmodel.encryption.StandardSecurityHandler logIfStrongEncryptionMissing

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Not A Bug
• Affects Version/s: 2.0.24
• Component/s: Crypto
• Assignee: Unassigned
• Reporter: Datta
• Created: 27/Apr/22 06:55
• Updated: 30/Apr/22 04:06
• Resolved: 30/Apr/22 04:04

Description

Hi
I am using pdfbox-2.024.jar and java is 1.8. 
I am unable download the pdf.
Even after adding the unlimited jce policy it is not working. throwing same error. 
Kindly advice the fix for the same. I am blocked as I am unable to download the content.
Execption:-
WARNING: JCE unlimited strength jurisdiction policy files are not installed
2022-04-25 14:43:15 [p: default-threadpool; w: Idle] ERROR Trace:58 - Errors occurred on downloading care plan.
java.io.IOException: java.security.InvalidKeyException: Illegal key size
at org.apache.pdfbox.pdmodel.encryption.StandardSecurityHandler.prepareEncryptionDictRev6(StandardSecurityHandler.java:474) ~[pdfbox-app-2.0.24.jar:2.0.24]
at org.apache.pdfbox.pdmodel.encryption.StandardSecurityHandler.prepareDocumentForEncryption(StandardSecurityHandler.java:378) ~[pdfbox-app-2.0.24.jar:2.0.24]

 

Code:-

int keyLength=256;
final StandardProtectionPolicy policy = new StandardProtectionPolicy("pdf",

        "", accessPermission);

    policy.setEncryptionKeyLength(keyLength);

    policy.setPreferAES(true);

    policy.setPermissions(accessPermission);

    return policy;