What Is A One Time Access Code?
A One Time Access code, commonly called an OTP, is a single-use password that authenticates a user for one login session or transaction only What is O…
Security & Privacy
61 articles
Protect your devices and data with guides on antivirus, VPNs, passwords, and privacy settings.
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What Is KYC Identity Verification?
KYC (Know Your Customer) identity verification is the mandatory process financial institutions use to confirm a client’s true identity and assess risk…
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What Is Biometric Scanning?
Biometric scanning captures and analyzes unique physical or behavioral traits—like fingerprints, facial patterns, or iris structures—to verify or iden…
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How Does The Night Owl Security System Work?
How Does The Night Owl Security System Work? The Night Owl security system works by recording video and storing it locally on a DVR/NVR, while interne…
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What Is The Difference Between Diagram And Circuit?
A circuit diagram is a simplified graphical representation of an electrical circuit, while a real circuit is the physical implementation of that diagr…
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How Does GSR Sensor Work?
A GSR sensor works by detecting changes in skin conductivity caused by sweat gland activity, typically measured through electrodes placed on the finge…
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How Can I See What Google Knows About Me?
How can I see what Google knows about me? Your Google Account tracks searches, site visits, and app activity in a dashboard called My Activity . Pictu…
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When Did Antivirus Software Come Out?
Antivirus software first showed up in 1971 with Ray Tomlinson’s Reaper, the earliest known program built to hunt down and remove the Creeper virus. Wh…
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What Is Public Key Cryptography Example?
Public key cryptography is an encryption system that uses a pair of mathematically linked keys—a public key to encrypt data and a private key to decry…
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What Is Port Number Of SMTP?
SMTP primarily uses port 25 for outgoing email relay, but ports 587 and 465 are also standard for secure submissions as of 2026. What is the port for …
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What Is A Cot Code?
A COT code is a fraudulent term used in advance-fee scams to trick people into paying a fake “Cost of Transfer” fee before receiving a promised wire t…
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When You Are Configuring Password Policy Settings In Group Policy What Is The Recommended Setting For Password Reuse?
Set "Enforce password history" to 24 remembered passwords in Group Policy. That way, users can’t reuse any password for at least two years. When using…