Posts by 'Rick van Rein'

hardware

Standardising the Hacker's RS-232 Jack Plug

We all need to hack around with hardware from time to time. A highly useful way to gain access is the RS-232 serial connector to a terminal interface, where console output is dumped, and command access is often available. This is available on virtually all digital circuit boards as an optional pin header and virtually always at a 3V3 level. Why not agree on a simple way to unleash these with a carefully specified jack plug, and be compatible?

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display

On Display #2: LillyDAP library

Say "little" with a thick tongue, and it sounds like "lill'". That is how we constructed the name LillyDAP, as a nickname for our Little LDAP library. A completely new approach to the protocol, approaching it as a semantically rich data access protocol, rather than a database language.

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display

On Display #1: Quick DER library

Our work on security makes us deal with a lot of ASN.1 data, mostly encoded as DER. We designed the Quick DER library to have a commercial-grade tool to manipulate it... except that it is released in open source.

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Hosting

Spam Filtering: Balancing the Odds

Mail was designed as a gullable system, and this is generally abused by spammers. Fighting spam is a balancing act between failures to accept and reject. With the more refined identity model of the IdentityHub, we have new tools to strike a better balance.

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architecture

Identity 10: OpenPGP without Web Of Trust

OpenPGP is a powerful technology for signing and encryption, because it does not imply a stiffling key infrastructure. Instead, it uses a Web Of Trust that is flexible... and complicating for new users. We now introduce an approach to securely use OpenPGP without even that.

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