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Messages - willrandship

Pages: 1 ... 168 169 [170] 171 172 ... 208
2536
Other Calc-Related Projects and Ideas / Re: Nspire OS Risk/Weakness
« on: November 17, 2010, 04:29:40 pm »
Well, even if we found it would it be so easy? We don't even know where they started, or stopped at!

2537
News / Re: More Casio Prizm information
« on: November 17, 2010, 04:26:34 pm »
At least close to the nspire, maybe only 80 mhz instead of 150, either way it'll be great. The nspire sucked because of its OS, mostly.

2538
Other Calc-Related Projects and Ideas / Re: Nspire OS Risk/Weakness
« on: November 17, 2010, 04:25:40 pm »
Why? Because it's not going to follow an algorithm? Those vary anyways.

2539
Other Calc-Related Projects and Ideas / Re: Nspire OS Risk/Weakness
« on: November 17, 2010, 04:16:14 pm »
TI only needed to generate a few primes, though, to make the key. Their job was relatively easy.

2540
Other Calc-Related Projects and Ideas / Re: Nspire OS Risk/Weakness
« on: November 17, 2010, 04:07:25 pm »
Code: [Select]
Here's the three Keys
From hackspire's perl script (in hex)

 boot2.img
c3b3a7015c04299ff3a25f104e2285c1ec2d55471e6208959d0f6981b2fa2c6d3e316f9364d5eb5c7789e142b75bfaf402e7e02fac0cb09f6419db1f44679f8bbcca142f1d312feb095708ef175a4ef80271321e7240f0d854c90a74fc59209cdf80aa8f85ae3b948a3ce55c69cd050098d5a79aebbc241cc642b106b1af2cb7
TI-Nspire.cer
aba7f0b8c7feb6e33438af5c25c67389eaf4d73f80cd0a37922493431cde03b34da448bdb05387cf7a8c59ee12d9613429a2b07ea385752f079892da1ae76c2b158f2d7169aae066432fe44f797df39dd6a0d7b2e2091281b30efac247c51576ebc93ec456de2e27d36b713844336b65af67ee58e6107a6a1deb954a91095295

Nspire.cer #2 (CAS Nspire's, I think)
b15e01c47c421be62f4e769b3ac98f4f983a820b0c181e35715d84a4f1acf0527eeddfabf9f66e73bedb55376e22f860c34dc70ce239157297056d4ecf46535778c3917647b5a6bb9c5638cdeff3e309ff66878fd4f233cf157d7af4136f307df90ec6ae6eaff6bead6d52f423a37dac59ff38ae876008103728f2bd674e858f

I stuck them in code tags so they wouldn't word wrap, and so they'd be smaller.


Also, Goplat gave me code for a boot2 extractor, so I have a good disassembly this time :P I won't post it though, since it's apparently illegal. It does look more valid this time, though. Not much coming from me :P I've never coded assembly before.

2541
KnightOS / Re: KnightOS
« on: November 17, 2010, 10:45:21 am »
I think he said 20 threads max.

An error OE exception has occurred.

2543
General Calculator Help / Re: Things I just did to my calculator.
« on: November 16, 2010, 06:22:23 pm »
That Omnicalc RAM restore, does it just stick a backup in archive? That seems like it would work well enough, but I really don't see the point. The OS can do that by itself with the group function.

There was something similar for the 86 (much more useful, since the 86 had no Flash ROM) and it used the extra RAM that pterodactyl gives to the OS. Phoenix also used it to save XD If you'd played phoenix since enabling the program, your stuff was corrupted, and a restore would cause your calc to crash again. :P

2544
When running an Nspire, having something on homescreen, swap keypads, boot, then swap back (I actively use both, surprisingly enough) and occasionally the homescreen will be partially  cleared, partially still full of text.

2545
Ndless / Re: Ndless 1.7 for TI-Nspire
« on: November 16, 2010, 05:56:06 pm »
I'm guessing it's a spring problem, considering how people describe it as a loose keypad. Fortunately, I don't have the problem myself. They should make it be held in with a better latch, and no spring.

2546
Humour and Jokes / Re: 1000 things SirCmpwn should include in KnightOS
« on: November 14, 2010, 11:29:41 pm »
Aiie!

Oh wait Randomness :P

44: Running a TI-Basic program in the KBasic editor will display a rickroll

2547
Other Calc-Related Projects and Ideas / Re: Nspire OS Risk/Weakness
« on: November 14, 2010, 10:58:15 pm »
Eh, guess I'll defer to the more knowledgeable. I don't exactly have a degree on the subject :P

2548
Other Calc-Related Projects and Ideas / Re: Nspire OS Risk/Weakness
« on: November 14, 2010, 10:52:03 pm »
Well, the idea they're saying is that you make a boot2 that has an RSA key (which is a semiprime, the product of two primes) that you know the two prime factors of. This allows you to make your own OS. I was simply stating that a semiprime that is closer would be easier to make a hash match than one farther away from the original.

Example:
17*11=187 original key
11*11=121 as a replacement would not match the hash as easily as, say, 17*13 which = 221. You can get closer with larger numbers.

2549
KnightOS / Re: KnightOS
« on: November 14, 2010, 09:10:32 pm »
Ah. Darn. It'd be even harder if you used rechargeables, since their voltages behave so differently when draining.

2550
Other Calc-Related Projects and Ideas / Re: Nspire OS Risk/Weakness
« on: November 14, 2010, 09:09:44 pm »
Probably around the same. Of course, an extremely similar file would be much easier to compute than an extremely difficult one, and if we made the boot2 simply accept our own OS's key (which could be an extremely close semiprime number, but one we know the factors of :P) it would boot the OS just fine, since it would operate the same from there on.

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