Our contest for DEF CON 30 has ended. You can use the form below to signup for our mailing list and we will notify you of future events. Thanks! See you at DEF CON 31!

Use the form below to signup for DEF CON’s Next Top Threat Model contest. Design artifacts for review will be sent Friday 10AM PDT.

Upon completing the form below you will receive an email confirming your registration.

Before registering we suggest you read our posts describing the contest.

We are using MailChimp to manage email delievery for the contest, by registering you are also signing up for our email distribution. At present we only plan to send emails immediatly around the contest and in the future to notify you before the next contest.

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Will you be in attendance at DEF CON 30?

After submitting your registration you will recieve an email from If you do not, please check your spam filtering and if needed permit future messages. If you do not recieve this initial reply you may not recieve the design artifacts.