How NOT to redact a PDF – Military radar secrets spilled

Graham Cluley

The UK Ministry of Defence has been caught out again by a schoolboy error – not knowing how to properly redact a PDF.

As we’ve explained before, if you’re an organisation that is making public an internal document, you best make sure that you have deleted or blacked out any personal, confidential or actionable information.

Read more in my article at Naked Security.

Graham Cluley Graham Cluley is a veteran of the anti-virus industry having worked for a number of security companies since the early 1990s when he wrote the first ever version of Dr Solomon's Anti-Virus Toolkit for Windows. Now an independent security analyst, he regularly makes media appearances and is an international public speaker on the topic of computer security, hackers, and online privacy. Follow him on Twitter at @gcluley, or drop him an email.