SLB2
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SLB2 is the format used to store the encrypted bootloaders on the device. See also SLSK.
Structure
See structure.
SLB2 embedded files in PS Vita PUP SPKG
- second_loader.enc
- second_loader.enp
- secure_kernel.enc
- secure_kernel.enp
- secure_kernel.xxx (FW 0.931.010 only, and maybe earlier)
- kernel_boot_loader.self
- kprx_auth_sm.self
- prog_rvk.srvk
SLB2 embedded files in PS Vita eMMC
- second_loader.enp_
- second_loader.enp
- secure_kernel.enp_
- secure_kernel.enp
- secure_kernel.xxx (FW 0.931.010 only, and maybe earlier)
- kernel_boot_loader.self
- kprx_auth_sm.self
- prog_rvk.srvk
| Name | Earliest Known Version | Comments |
|---|---|---|
| kernel_boot_loader.self | 0.931.010 | Secure KBL and ARZL compressed NS KBL |
| kprx_auth_sm.self | 0.931.010 | Used with the cmep processor to decrypt SELFs |
| prog_rvk.srvk | 0.931.010 | SCE encrypted SELF revocation list |
| second_loader.enp | 0.931.010 | Secure bootloader |
| second_loader.enp_ | 0.931.010 | Related to second_loader.enp in some way, likely for encryption |
| secure_kernel.enp | 0.931.010 | Secure kernel loader |
| secure_kernel.enp_ | 0.931.010 | Related to secure_kernel.enp in some way, likely for encryption |
| secure_kernel.xxx | 0.931.010 | Prototype secure kernel loader encrypted differently than secure_kernel.enc |