What Happens When I Press A Key Computerphile

Spies used to meet in the park to exchange code words, now things have moved on - Robert Miles explains the principle of ... Diffie Hellman has a flaw. Dr Mike Pound explains how a man in the middle could be a big problem, unless we factor it in... Public ... 'Beast' cracks billions of passwords a second, Dr Mike Pound demonstrates why you should probably change your passwords. Correction : as oodles of commenters have pointed out, the clock face should go from 0 to n-1. Also, worth reminding people that ... End to end encryption, government ministers are again talking about stopping it. What is it and why might that be a bad idea? Wanacrypt works super fast and even when you're offline. Dr Pound explains how hybrid ransomware systems work. Original ...

Passkey pop up everywhere, Mike Pound explains what they are! Check out Brilliant's courses and start for free at ... We rely on Chip & PIN machines to pay for things in a safe way, so how are they being compromised? Ross Anderson is ... With new operating systems requiring security hardware, what is this hardware and why do we need it? Dr Steve Bagley takes ... How do you pick the perfect password? Is it as simple as XKCD make out, or is there more to it? Dr Mike Pound follows on from his ... Lenovo sold thousands of computers all carrying the Superfish software. Tom Scott explains what a security nightmare this ... Following on from our contentious 'Mac or PC' film, we asked Professor Tom Rodden just what the actual difference is between ...

Enigma is known as the WWII cipher, but how does it hold up in 2021? Dr Mike Pound implemented it and shows how it stacks up ... You don't just 'run a cipher' - you need a mode of operation. Dr Mike Pound explains some relative to the Feistel cipher. **This ...