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What is vanish mode? A simple guide to disappearing messages across popular apps
Vanish mode, or disappearing messages, gives you a way to add a degree of privacy to sensitive conversations. However, different apps use different names and rules for these features, which can signif...
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How to prevent a data breach: Practical ways to protect your business and personal data
Data breaches can expose sensitive information, including personal data, financial records, and login credentials, often resulting in financial loss, legal consequences, and reputational damage. They ...
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WannaCry ransomware explained: The attack that changed cybersecurity
In May 2017, ransomware known as WannaCry spread rapidly across computer networks worldwide. Within hours, hospitals, manufacturers, telecommunications providers, and government agencies were dealing ...
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What is bcrypt, and why does it matter for password security?
Passwords remain one of the weakest links in online security. bcrypt is a widely used password hashing function that helps protect stored passwords by using a salt and a configurable work factor to ma...
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We bet big on Rust. But what does it actually take to keep it alive?
When we tore down our Lightway protocol last year and rebuilt it from scratch in Rust, the engineering logic was airtight. We wanted absolute memory safety. We wanted a codebase that security auditors...
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How to resolve “This app has been blocked for your protection”
“This app has been blocked for your protection” tends to show up at the worst time, right when you’re trying to open or install an app you trust. The tricky part is that Windows uses similar lan...
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Is Cash App safe? What you need to know before using it
Cash App is one of the most widely used peer-to-peer (P2P) payment apps, making it easy to send, receive, and manage money from your phone. Its speed and simplicity are part of its appeal, but they al...
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How to remove malware from iPhone and prevent it from coming back
Traditional self-spreading malware is uncommon on iOS. That said, iPhones aren’t immune to malware, and jailbroken devices can be more vulnerable since many built-in protections are removed. In this...
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Session hijacking explained: The hidden threat behind stolen tokens
When someone signs into email, accesses online banking, or performs other tasks online and leaves the session active, that session could be misused by someone else without their knowledge. In some cas...
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ECDSA vs. RSA: Security, compatibility, and key size compared
Rivest-Shamir-Adleman (RSA) and Elliptic Curve Digital Signature Algorithm (ECDSA) underpin everyday security, including website authentication, app login verification, and software updates verified b...
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