We can quantitate the risks of cracking conventional passwords. AI-based systems using biometrics are known to be brittle, and to have exploitable blind spots. Can we trust them in security systems?
These services don’t often appear in the limelight, but the recent vulnerability in High Sierra reminds us how important they still are.
You suddenly can’t remember your password, or your Mac won’t accept what you think is your password. What do you do next?
Authentication dialogs to permit access to your keychain are supplied by the macOS security system, and follow a strict pattern.
Sometimes resorting to Terminal can be the best and simplest way to fix a keychain problem.
Thousands of TalkTalk customers, and those of ISPs, have had their routers compromised. How should you protect yourself?
OS X used to provide a keychain first aid feature. Now this has gone, this is the only way that you can try to repair a defective keychain: create a new one.
When the password used to log in and that to unlock your login keychain become different, you may be asked to keep entering your keychain password. Here’s how to fix this, and more.
Coupled with FileVault’s whole disk encryption, this can stop others from accessing your data. But there are disadvantages too.
Which is better – a 6 digit PIN, or a shorter alphanumeric password – for protecting your iPhone?