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Groups > linux.kernel > #1538396
| From | "Longpeng (Mike)" <longpeng2@huawei.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: Question about ctr mode 3des-ede IV len |
| Date | 2016-12-08 10:20 +0100 |
| Message-ID | <sM31T-4kE-9@gated-at.bofh.it> (permalink) |
| References | <sLJPz-a6-1@gated-at.bofh.it> <sM2Se-4hp-15@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 2016/12/8 17:04, Herbert Xu wrote: > On Wed, Dec 07, 2016 at 08:43:16PM +0800, Longpeng (Mike) wrote: >> Hi Jussi and Herbert, >> >> I saw serveral des3-ede testcases(in crypto/testmgr.h) has 16-bytes IV, and the >> libgcrypt/nettle/RFC1851 said the IV-len is 8-bytes. >> >> Would you please tell me why these testcases has 16-bytes IV ? > > I think they were automatically generated. Only the first eight > bytes are actually used so the IV size is still 8. > > Cheers, Cool, thank you very much! :) -- Regards, Longpeng(Mike)
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Question about ctr mode 3des-ede IV len "Longpeng (Mike)" <longpeng2@huawei.com> - 2016-12-07 13:50 +0100
Re: Question about ctr mode 3des-ede IV len Herbert Xu <herbert@gondor.apana.org.au> - 2016-12-08 10:10 +0100
Re: Question about ctr mode 3des-ede IV len "Longpeng (Mike)" <longpeng2@huawei.com> - 2016-12-08 10:20 +0100
Re: Question about ctr mode 3des-ede IV len Jussi Kivilinna <jussi.kivilinna@iki.fi> - 2016-12-08 12:20 +0100
Re: Question about ctr mode 3des-ede IV len "Longpeng (Mike)" <longpeng2@huawei.com> - 2016-12-08 12:40 +0100
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