Quartz- A website, canyoufindit.co.uk, just went live. It contains 28 sets of five letters and one set of three letters. There are five answers. If you get them right, you may be on your way to joining GCHQ, Britain’s signals-intelligence agency, in either the “cyber and technical operations,” “maths and cryptography” or “advanced technology research” departments. The website was registered in March to TMP Worldwide, a recruitment company that has in the past helped GCHQ search for women engineers.