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| From: | Martin Hajduch <martin.hajduch@×××××××××××.com> | ||
|---|---|---|---|
| To: | gentoo-server@l.g.o | ||
| Subject: | Re: [gentoo-server] easy explanation of the strength of 3DES (and perhaps also IDEA)? | ||
| Date: | Wed, 27 Oct 2004 04:35:32 | ||
| Message-Id: | 417F2581.60301@assyst-intl.com | ||
| In Reply to: | RE: [gentoo-server] easy explanation of the strength of 3DES (and perhaps also IDEA)? by Steve Brorens |
||
| 1 | >Bruce Schneier is one of the most qualified people: |
| 2 | > |
| 3 | >"Triple-DES has a 112-bit key; there isn't enough silicon in the galaxy |
| 4 | >or enough time before the sun burns out to brute-force triple-DES" |
| 5 | > |
| 6 | > |
| 7 | 112 bit is related to plain text attack |
| 8 | if you cannot mount MITM attack, effective lenght of the key is 168 bits |
| 9 | |
| 10 | you can do the math |