A simple idea that's surprisingly secure: drawing your own unlock pattern on a touchscreen. Faster and easier to remember than a password, and much harder to guess or crack.
Useful for expressing moods, emotions and nuances in messages, emojis could have another use: as your next smartphone password.
Going as far back as the Bible, and as widely known as the phrase 'Open, Sesame,' passwords are a textual link to our past. But they may not be around much longer.
If security advice from government agencies doesn't ring true, customers won't take it – which puts us all at risk.
The first line of cyberdefense is having a good password. What does research say about what that actually means?
As searches of smartphones and other digital devices at US borders become more common, can research and computer science help protect travelers' privacy?
Saying they are is to dangerously misunderstand the limits of scientific enquiry.
Tech giant Microsoft wants to rid the world of "dumb" passwords to improve online security. But maybe it's the password itself we should dump.
Plans to introduce voice and facial recognition technology for online shopping and banking point to a password-free future.
No matter how many times people are warned to set strong secure passwords, many don't. So why do people take the risk? And is there anything else they can do to be more secure online?
South Africans are being targeted by cyber criminals. Consumers are fleeced because their passwords make them vulnerable.