Jpcsp SVN r1964 is released. JPCSP is a PlayStation Portable(PSP) emulator which is written in JAVA. JPCSP is the first PSP emulator that is written in JAVA. Most people think java is too slow. But Shadow and his team has proven us wrong. The newest Java versions are almost as fast as C which makes it very interesting for emu dev's. Shadow and his team are working day and night with pleasure on the emu, many coders have dedicated to the project. Because it's written in java many young devs find it interesting to learn how the emulator works.

Jpcsp SVN changelog:
r1962
Fixed compiler problems introduced by new settings "methodMaxInstructions".
New Java native methods.
Added host CPU time to statistics.
r1963
Added BouncyCastle's provider library (version 1.4.5).
r1964
Implemented crypto functioning:
- Created a CryptoEngine to handle all crypto operations;
- Added custom classes for AES128 (CBC and with CMAC) and SHA1 algorithms' handling;
- Implemented KIRK commands 1, 4, 7, 10 and 11;
- Partially ported and integrated PRXDecrypter's code with the CryptoEngine;
- Improved PSP file struct based on new findings;
- Implemented full EBOOT.BIN/PRX version 2 (post firmware 2.80) decryption.

Download: Jpcsp SVN r1964
Source: Here