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How 3DS system judge encryption type? [[User_talk:Matyapiro|Matyapiro]] | How 3DS system judge encryption type? --[[User_talk:Matyapiro|Matyapiro]] | ||
: Sorry the question is not understood. What do you mean? --[[User:Neimod|Neimod]] | |||
:: I think that he means "How does the 3DS decide what encryption method must be used" --[[User:Quincy|Quincy]] 23:47, 29 May 2011 (CEST) | |||
::: That question does not make sense. There are no decisions. It is always AES CTR. --[[User:Neimod|Neimod]] | |||
That question does not make sense. There are no decisions. It is always AES CTR. [[User:Neimod|Neimod]] | |||
Sorry,how does the 3DS decide what key to use for encryption? | Sorry,how does the 3DS decide what key to use for encryption? | ||
[[User_talk:Matyapiro|Matyapiro]] | --[[User_talk:Matyapiro|Matyapiro]] | ||
:If you figure that out, let us know, thanks. [[User:Neimod|Neimod]] 02:45, 1 June 2011 (CEST) | : If you figure that out, let us know, thanks. --[[User:Neimod|Neimod]] 02:45, 1 June 2011 (CEST) | ||
There's a common key used to generate output at compile time, when the cci/ctx files are made. Why do you say 128 bit AES CTR though? [[User:Jl12|Jl12]] | There's a common key used to generate output at compile time, when the cci/ctx files are made. Why do you say 128 bit AES CTR though? --[[User:Jl12|Jl12]] | ||
: Because 128-bit AES CTR is used to encrypt those formats. --[[User:Neimod|Neimod]] 15:40, 18 June 2011 (CEST) | : Because 128-bit AES CTR is used to encrypt those formats. --[[User:Neimod|Neimod]] 15:40, 18 June 2011 (CEST) | ||
I know *something* is used to encrypt but do we know it is 128 bit AES CTR? [[User:Jl12|Jl12]] | I know *something* is used to encrypt but do we know it is 128 bit AES CTR? --[[User:Jl12|Jl12]] | ||
Frankly I don't think it was AES. I think it's using RSA for encryption. Besides it already used it once for the 2048-bit signature as you said. Wouldn't it make way more sense to also use it for the encryption scheme. [[User:Jl12|Jl12]] | Frankly I don't think it was AES. I think it's using RSA for encryption. Besides it already used it once for the 2048-bit signature as you said. Wouldn't it make way more sense to also use it for the encryption scheme. --[[User:Jl12|Jl12]] | ||
: Lol. --[[User:Neimod|Neimod]] 16:06, 20 June 2011 (CEST) | : Lol. --[[User:Neimod|Neimod]] 16:06, 20 June 2011 (CEST) | ||
What's funny? So I guess it's just based purely on speculation? You should say so. That way nobody believes something that isn't right. [[User:Jl12|Jl12]] 22:28, 20 June 2011 (CEST) | What's funny? So I guess it's just based purely on speculation? You should say so. That way nobody believes something that isn't right. --[[User:Jl12|Jl12]] 22:28, 20 June 2011 (CEST) | ||
: RSA is only used for the signature. After that a symmetric block cipher called AES is used in CTR mode. --[[User:Neimod|Neimod]] 23:32, 20 June 2011 (CEST) | : RSA is only used for the signature. After that a symmetric block cipher called AES is used in CTR mode. --[[User:Neimod|Neimod]] 23:32, 20 June 2011 (CEST) | ||
How did you get this data? Did you find some way to dump 3DS cartridges? --[[User:Popoffka|Popoffka]] 09:15, 1 June 2011 (CEST) | How did you get this data? Did you find some way to dump 3DS cartridges? --[[User:Popoffka|Popoffka]] 09:15, 1 June 2011 (CEST) | ||
:Yes, someone found a way to dump the data on 3DS cards. Unfortunately the method cannot be disclosed, and at this point dumping is not really useful since most of the information is encrypted. [[User:Neimod|Neimod]] 10:03, 1 June 2011 (CEST) | :Yes, someone found a way to dump the data on 3DS cards. Unfortunately the method cannot be disclosed, and at this point dumping is not really useful since most of the information is encrypted. --[[User:Neimod|Neimod]] 10:03, 1 June 2011 (CEST) | ||
Do you have any method to run a Dump? and did you find the key for the ctrtool? [[User:Stevechou|Stevechou]] | Do you have any method to run a Dump? and did you find the key for the ctrtool? --[[User:Stevechou|Stevechou]] | ||
:Nope on both questions. --[[User:Neimod|Neimod]] 17:33, 25 June 2011 (CEST) | :Nope on both questions. --[[User:Neimod|Neimod]] 17:33, 25 June 2011 (CEST) | ||
Revision as of 17:45, 25 June 2011
How 3DS system judge encryption type? --Matyapiro
- Sorry the question is not understood. What do you mean? --Neimod
- I think that he means "How does the 3DS decide what encryption method must be used" --Quincy 23:47, 29 May 2011 (CEST)
- That question does not make sense. There are no decisions. It is always AES CTR. --Neimod
Sorry,how does the 3DS decide what key to use for encryption? --Matyapiro
- If you figure that out, let us know, thanks. --Neimod 02:45, 1 June 2011 (CEST)
There's a common key used to generate output at compile time, when the cci/ctx files are made. Why do you say 128 bit AES CTR though? --Jl12
- Because 128-bit AES CTR is used to encrypt those formats. --Neimod 15:40, 18 June 2011 (CEST)
I know *something* is used to encrypt but do we know it is 128 bit AES CTR? --Jl12
Frankly I don't think it was AES. I think it's using RSA for encryption. Besides it already used it once for the 2048-bit signature as you said. Wouldn't it make way more sense to also use it for the encryption scheme. --Jl12
- Lol. --Neimod 16:06, 20 June 2011 (CEST)
What's funny? So I guess it's just based purely on speculation? You should say so. That way nobody believes something that isn't right. --Jl12 22:28, 20 June 2011 (CEST)
- RSA is only used for the signature. After that a symmetric block cipher called AES is used in CTR mode. --Neimod 23:32, 20 June 2011 (CEST)
How did you get this data? Did you find some way to dump 3DS cartridges? --Popoffka 09:15, 1 June 2011 (CEST)
- Yes, someone found a way to dump the data on 3DS cards. Unfortunately the method cannot be disclosed, and at this point dumping is not really useful since most of the information is encrypted. --Neimod 10:03, 1 June 2011 (CEST)
Do you have any method to run a Dump? and did you find the key for the ctrtool? --Stevechou
- Nope on both questions. --Neimod 17:33, 25 June 2011 (CEST)