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consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)

To: Thomas von Dein <[email protected]>
Subject: consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
From: [email protected] (stef)
Date: Tue, 21 Jan 2014 11:31:59 +0100
Cc: [email protected]
In-reply-to: <20140121101057.GO3900@r4>
References: <20140114111653.GD3900@r4> <[email protected]> <20140115093443.GE3900@r4> <[email protected]> <20140115134145.GF3900@r4> <[email protected]> <20140120133104.GL3900@r4> <[email protected]> <20140121101057.GO3900@r4>

On Tue, Jan 21, 2014 at 11:10:57AM +0100, Thomas von Dein wrote:
> Because, usually with curve25519 both A and B had to exchange their
> public keys in advance to be able to communicate. The scheme above makes
> it a lot easier for users but is it sufficient securitywise?

the problem is you cannot be sure who the sender of the msg is, it might be a
mitm.

-- 
pgp: https://www.ctrlc.hu/~stef/stef.gpg
pgp fp: FD52 DABD 5224 7F9C 63C6  3C12 FC97 D29F CA05 57EF
otr fp: https://www.ctrlc.hu/~stef/otr.txt

References:
- consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
  - From: [email protected] (Thomas von Dein)
- consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
  - From: [email protected] (Yuriy Kaminskiy)
- consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
  - From: [email protected] (Thomas von Dein)
- consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
  - From: [email protected] (Yuriy Kaminskiy)
- consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
  - From: [email protected] (Thomas von Dein)
- consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
  - From: [email protected] (Yuriy Kaminskiy)
- consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
  - From: [email protected] (Thomas von Dein)
- consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
  - From: [email protected] (Yuriy Kaminskiy)
- consistent pcp/pbp formats (was: Curve p25519 Replacements for GnuPG?(x2 now) ..)
  - From: [email protected] (Thomas von Dein)

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