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The ALAN TURING
Cryptography Competition.
(edition 2015: #4).
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The Tale of the

Carbon

Conundrum

Chapter 1
Due: Mon 26 Jan, 4 pm
Countdown clock:
Chapter 2
Due: Mon 2 Feb, 4 pm
Chapter 3
Due: Mon 9 Feb, 4 pm
Chapter 4
Due: Mon 23 Feb, 4 pm
Chapter 5
Due: Mon 9 Mar, 4 pm
Chapter 6
Due: Mon 23 Mar, 4 pm
Epilogue
Due: Mon 6 Apr, 4 pm
Solutions
Due: Mon 13 Apr, 4 pm
Announcing

The Alan Turing

Cryptography Day

2015!

Want to come over to Manchester for a bit of live crypto stuff, the prize ceremony and an opportunity to meet the organisers?

Then sign up!

Registration (register a new team).

You have chosen to register a new team. Please fill out the fields below. The fields marked with an asterisk (*) are required.

1. About your team

Team name*:     Your team name

Your team name should consist of at most 15 characters. Make sure to pick a suitable one as it can't be changed later on. Your team name should not contain any spaces and should consist only of the characters A-Z a-z 0-9 !?-.*+@
Team avatar:     Your team avatar

You can upload a team avatar if you like. This has to be a file of any of the types .jp(e)g, .png or .gif. The file can be at most 100kB, and both the width and length can be at most 50 pixels. If your picture is too wide or too long, there are plenty of websites that allow you to resize it, for instance www.picresize.com/.

2. About you

First name*:     Your first name

Please provide your first name. This is for our records only and won't be publicised in any way (other than in direct communication with your school or nominated teacher for instance). You can use at most 50 characters.

You can use any of the following characters: A-Z a-z 0-9 !?-.*+@
Last name*:     Your last name

Please provide your last name. This is for our records only and won't be publicised in any way (other than in direct communication with your school or nominated teacher for instance). You can use at most 100 characters.

You can use any of the following characters: A-Z a-z 0-9 !?-.*+@
School year*:     Your school year

Please provide the school year you are in. You can use at most 10 characters.
Email address*:     Your email address

Please provide an email address. It is important that you provide a valid email address that is available to you for the whole duration of the competition, as you will need it to activate your account and we will use it to send you important announcements during the competition. It can't be changed later on. Also you can use an email address for only one account. You can use at most 100 characters.

You can use any of the following characters: A-Z a-z 0-9 !?-.*+@
Re-type your email address*:
Username*:     Your username

Please provide a username, for use on the forum for instance. Make sure to pick a suitable one as it can't be changed later on. Your username should not contain any spaces and should consist only of the characters A-Z a-z 0-9 !?-.*+@. It can consist of at most 15 characters
Password*:     Your password

Please choose a strong password so your account is safe. You can use at most 100 characters.
Re-type your password*:

3. About your school

School name*:     The name of your school

Please provide the name of your school. You can use at most 100 characters.

You can use any of the following characters: A-Z a-z 0-9 !?-.*+@
Address line 1*:     The address of your school

Please provide the first line of the address of your school. You can use at most 100 characters.

You can use any of the following characters: A-Z a-z 0-9 !?-.*+@
Address line 2:     The address of your school

Please provide the second line of the address of your school. You can use at most 100 characters.

You can use any of the following characters: A-Z a-z 0-9 !?-.*+@
Postcode*:     The postcode of your school

Please provide the postcode of your school. You can use at most 20 characters.
City/Town*:     The town or city where your school is located

Please provide the city or town where your school is located. You can use at most 100 characters.

You can use any of the following characters: A-Z a-z 0-9 !?-.*+@

4. About your nominated teacher

Name of the teacher*:     Your nominated teacher

You should provide us with the name of a nominated teacher from your school. We will send any prizes you might win etc. to your nominated teacher. You can use at most 100 characters.

You can use any of the following characters: A-Z a-z 0-9 !?-.*+@
Email address of the teacher*:     An email address of your nominated teacher

Please provide a valid email address of your nominated teacher. It is important to ensure the address works and does indeed belong to your nominated teacher. You can use at most 100 characters.

You can use any of the following characters: A-Z a-z 0-9 !?-.*+@

5. Finally...

I declare that I have read and understood the Rules and the FAQ*:
A selection of the rules:
  • You can be in one team only
  • You can not change your team name, username and email address once registration is completed
  • You and your team mates get three attempts per chapter to submit the correct solution
  • After you click the `Submit' button, an email will be sent to your email address with instructions on how to activate this account
I am happy for the location of my school to appear on the map:     Confirming your approval for appearing on the postcode map

If you check this box, (only) the postcode of your school will be used to include your school in a map that is providing an overview where all schools taking part in the competition are located. The map can be found by clicking `Map' in the menu at the top of the site.