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Code signing

Re: Code signing

Postby m0skit0 » Wed Apr 04, 2012 7:53 am

jc_gargma wrote:The other other possibility is "on-the-fly" games signing per download

This is most likely what's being done, because anyway, you need to sign the game for that specific device to avoid it being transferred.

wololo wrote:Before people speak of super low-level encryption stuff, they should think of the most obvious problems, such as this one. You can sign for the PSP as much a you want, it's pointless as long as you don't even have a way to install/run the game (which would require to break the vita's encryption).

Well, in my case, I didn't know PSV had a different encryption for PSP games, so this point made no sense at all.
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Re: Code signing

Postby wololo » Wed Apr 04, 2012 9:00 am

m0skit0 wrote:
wololo wrote:Before people speak of super low-level encryption stuff, they should think of the most obvious problems, such as this one. You can sign for the PSP as much a you want, it's pointless as long as you don't even have a way to install/run the game (which would require to break the vita's encryption).

Well, in my case, I didn't know PSV had a different encryption for PSP games, so this point made no sense at all.

It's not really about encryption, it's about the fact that you cannot install an eboot on the vita without the eboot being in a vita package (which, as you said, is crafted for one's account).
It is not possible to "copy" eboots "as is" on the vita, even if they are signed or not.
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Re: Code signing

Postby StepS » Wed Apr 04, 2012 9:39 am

jc_gargma wrote:The fake-np trick was removed on PSP OFW 6.60

I'm sorry, but you are wrong: viewtopic.php?f=29&t=10197
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Re: Code signing

Postby SsJVasto » Thu Apr 19, 2012 2:13 pm

wololo wrote:
jc_gargma wrote:Besides, you don't have an XMB in the emulator, where would you run the signed homebrew from? :?

This.
Before people speak of super low-level encryption stuff, they should think of the most obvious problems, such as this one. You can sign for the PSP as much a you want, it's pointless as long as you don't even have a way to install/run the game (which would require to break the vita's encryption).

Well, we now have the PS Suite SDK, lets do like on Wii (with the Homebrew Chanel) and have a "LiveBrew Area" or something... Basically a program that can store EBOOT.PBP on the PSVita (if they're already signed and work on 6.60 OFW). We can make like this custom "store" (quotation marks because it'd probably all be free), I suppose.
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Re: Code signing

Postby m0skit0 » Thu Apr 19, 2012 2:19 pm

SsJVasto wrote:quotation marks because it'd probably all be free

This is Sony we're talking about, dude...
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Re: Code signing

Postby SsJVasto » Thu Apr 19, 2012 2:22 pm

m0skit0 wrote:
SsJVasto wrote:quotation marks because it'd probably all be free

This is Sony we're talking about, dude...

SsJVasto wrote:We can make like this custom "store" (quotation marks because it'd probably all be free)

lol, you should quote more than a snippet, at least a full sentence ;)

If it was unclear, I was talking about some free homebrew repository that Sony has no control over.
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PS3 Model CECH-2101B (OFW 4.31);
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Re: Code signing

Postby Pirate43 » Thu Apr 19, 2012 7:49 pm

SsJVasto wrote:
m0skit0 wrote:
SsJVasto wrote:quotation marks because it'd probably all be free

This is Sony we're talking about, dude...

SsJVasto wrote:We can make like this custom "store" (quotation marks because it'd probably all be free)

lol, you should quote more than a snippet, at least a full sentence ;)

If it was unclear, I was talking about some free homebrew repository that Sony has no control over.


In order to get said repository up on the PS Store, which is the whole point of the PS Suite, it will have to go through Sony, and knowing Sony, it won't make it past that point.
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Re: Code signing

Postby SsJVasto » Thu Apr 19, 2012 8:13 pm

Pirate43 wrote:In order to get said repository up on the PS Store, which is the whole point of the PS Suite, it will have to go through Sony, and knowing Sony, it won't make it past that point.

I don't believe that while you're developing and testing your program, Sony would need to approve it. A few thoughts came to me throughout the day, so I'll just post them here:

SsJVasto's thoughts wrote:The module that you must download on PSVita probably goes through the PSN Store to associate a system to a Developer Account. I'm guessing that's how they'll get you to pay your membership, like the PSN+, where it's a year-based subscription that auto-renews.

SsJVasto's thoughts wrote:The module that must be installed on Vita probably contains a Developper Encryption Key, that cannot be used on Vitas that don't have said "Developper Key", so we can't use this SDK to distribute homebrew.

SsJVasto's thoughts wrote:If the PSS is store and membership-based, it will GREATLY help the developer community. The PSP SDK cost a couple hundred/thousand, and the PS3 SDK is worse. 100$ a year is exactly the same price as developping for the AppStore, so I expect the homebrew development to boom

SsJVasto's thoughts wrote:We probably don't have Kernel access, but we can at least have fun exploring the PSVita module and Firmware.
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Re: Code signing

Postby m0skit0 » Thu Apr 19, 2012 8:35 pm

SsJVasto wrote:If it was unclear, I was talking about some free homebrew repository that Sony has no control over.

Sony will sue and shut down that store/repository. Check the PS Suite license agreement.

SsJVasto wrote:but we can at least have fun exploring the PSVita module and Firmware

The PS Suite will not allow that. All apps made there run over a CLI virtual machine.
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Re: Code signing

Postby z3r01 » Thu Apr 19, 2012 8:45 pm

m0skit0 wrote:The PS Suite will not allow that. All apps made there run over a CLI virtual machine.


exactly what i was gonna say. sony made sure its a tight ship...eventually something will be figured out but its gonna be harder then expected
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