OpenSSH: Fixed padding in generated Ed25519 private keys.
Validation of headers in PemReader now looks for tailing dashes in header.
PKIXNameConstraintValidator was throwing a NullPointerException on OtherName. This has been fixed.
Some compatibility issues around the signature encryption algorithm field in CMS SignedData and the GOST algorithms have been addressed.
GOST3410-2012-512 now uses the GOST3411-2012-256 as its KDF digest.
Additional Features and Functionality
PKCS12 key stores key stores containing only certificates can now be created without the need to provide passwords.
BCJSSE: Initial support for AlgorithmConstraints; protocol versions and cipher suites.
BCJSSE: Initial support for 'jdk.tls.disabledAlgorithms'; protocol versions and cipher suites.
BCJSSE: Add SecurityManager check to access session context.
BCJSSE: Improved SunJSSE compatibility of the NULL_SESSION.
BCJSSE: SSLContext algorithms updated for SunJSSE compatibility (default enabled protocols).
The digest functions Haraka-256 and Haraka-512 have been added to the provider and the light-weight API
XMSS/XMSS^MT key management now allows for allocating subsets of the private key space using the extraKeyShard() method. Use of StateAwareSignature is now deprecated.
Support for Java 11's NamedParameterSpec class has been added (using reflection) to the EC and EdEC KeyPairGenerator implementations.
CVE-2019-17359: A change to the ASN.1 parser in 1.63 introduced a regression that can cause an OutOfMemoryError to occur on parsing ASN.1 data. We recommend upgrading to 1.64, particularly where an application might be parsing untrusted ASN.1 data from third parties.