A deep dive comparing API Keys, OAuth 2.0, JWT, and HMAC for CTOs. Learn which api authentication method fits your enterprise SSO and IAM strategy.

An IT security researcher reveals how a wheelchair's QR code becomes a master key to all comfort functions.

The system employs HMAC-SHA256 (Hash-based Message Authentication Code using SHA-256) for license integrity verification. SHA-256 refers to the Secure Hash Algorithm producing 256-bit hash values (see ...

Abdullah is a certified Google IT Support Professional. The error message “We can’t send a code right now. Try again in a few minutes.” appears when Facebook ...

Android devices are vulnerable to a new attack that can covertly steal two-factor authentication codes, location timelines, and other private data in less than 30 ...

Privacy-focused productivity tool company Proton released a new authenticator app today, allowing users to log in to services using dynamically generated two-factor ...

Do you receive login security codes for your online accounts via text message? These are the six- or seven-digit numbers sent via SMS that you need to enter along with your password when trying to ...

Microsoft has expanded its authentication options in Microsoft Entra ID with two new methods currently in public preview: SMS-based authentication and QR code authentication, both aimed at simplifying ...

We've probably all received confirmation codes sent via text message when trying to sign into an account. Those codes are supposed to serve as two-factor authentication to confirm our identity and ...

One-time SMS codes are widely used as the second checkpoint in two-factor authentication (2FA) to sign into everything from banking apps to email accounts. As I've written before, though, SMS is one ...