Timeline for Cryptographic Challenge: How to Say Something Confidentially to Snowden?
Current License: CC BY-SA 3.0
7 events
| when toggle format | what | by | license | comment | |
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| Jul 12, 2013 at 20:24 | comment | added | William Hird | There is no reliable substitution for meeting someone in person and exchanging a private key which contains message and identity authentication bits ( I would use 128 bits for each, 256 if you are paranoid and/or smoke weed), in a OTP system or a stream cipher with a known cryptographically secure psuedorandom generator. | |
| Jul 5, 2013 at 19:59 | comment | added | Marsh Ray | Yes, I did not mean to imply that plaintext was free of authentication problems, just that if we could solve the identity and authentication problems we have well established solutions for message confidentiality and integrity. | |
| Jul 5, 2013 at 16:23 | comment | added | orlp | I do not agree with (parts of) your last paragraph. Just raw plaintext has authentication issues as well - these are not "created" by using a cipher or ephemeral key agreement algorithm. | |
| Jul 4, 2013 at 3:57 | history | edited | Marsh Ray | CC BY-SA 3.0 |
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| Jul 4, 2013 at 3:38 | history | edited | Marsh Ray | CC BY-SA 3.0 |
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| Jul 4, 2013 at 3:25 | history | edited | Marsh Ray | CC BY-SA 3.0 |
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| Jul 4, 2013 at 2:41 | history | answered | Marsh Ray | CC BY-SA 3.0 |