Security
What Should I Do if I Find Insecure Cookies on My Website?
Step-by-step remediation guide for fixing insecure cookie configurations, from adding security attributes to testing implementations across frameworks.
Feb 8, 2025
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794 articles published
Security
What Should I Do If My Email Appears in a Data Breach?
Discover the immediate steps to take when your email is compromised in a data breach, from changing passwords to enabling two-factor authentication and monitoring your accounts.
Feb 8, 2025
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Security Tools
What is an X.509 Certificate? SSL/TLS and PKI Explained
Learn about X.509 certificates - the digital documents enabling HTTPS, SSL/TLS, code signing, and email encryption. Understand how certificates bind identities to public keys.
Feb 7, 2025
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Security Tools
What is XOR Cipher? Understanding Exclusive OR Encryption Basics
Learn about XOR cipher - the simple encryption method using exclusive OR operations. Understand how XOR encryption works and why it
Feb 7, 2025
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Developer Tools
What is URL Encoding (Percent Encoding) and Why Is It Necessary?
Learn about URL encoding (percent encoding) - the essential web standard that makes special characters safe in URLs. Discover why spaces become %20 and how encoding prevents broken links.
Feb 6, 2025
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Developer Tools
What is a User-Agent String? Complete Guide to Browser Identification
Learn everything about User-Agent strings - the HTTP headers browsers send to identify themselves. Discover how web servers use UA strings for content optimization and analytics.
Feb 6, 2025
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Security Tools
What is URL Defanging? Essential Security Practice for Sharing IOCs
Learn about URL defanging - the critical security practice that makes malicious URLs safe to share. Discover why hxxps://evil[.]com prevents accidental clicks and how it protects threat intelligence sharing.
Feb 5, 2025
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Cybersecurity
What is URL Defanging and Why It
Learn about URL defanging, a critical security practice that makes potentially malicious URLs safe to share by preventing accidental clicks and automatic parsing in threat intelligence reports.
Feb 5, 2025
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Cybersecurity
What is a TLD Enumerator and Why Would I Use It?
Discover how TLD enumeration helps brand protection, prevents cybersquatting, and enables comprehensive domain security strategies.
Feb 4, 2025
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Web Development
What is a Unix Timestamp? Understanding Epoch Time
Learn about Unix timestamps (also called Unix time, POSIX time, or Epoch time), how they work, and why they
Feb 4, 2025
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Cybersecurity
What is Subnetting and Why Is It Used in Networking?
Learn how subnetting divides IP networks for better organization, security, and efficiency in network design.
Feb 3, 2025
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Cybersecurity
What is Subresource Integrity (SRI) and Why Is It Important?
Learn how SRI protects against compromised CDNs and supply chain attacks by verifying resource integrity with cryptographic hashes.
Feb 3, 2025
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Cryptography
What is ROT13 and How Does It Differ from Other Ciphers?
Explore the history and mechanics of ROT13 cipher, its relationship to the Caesar cipher, and why this ancient encryption method is still used today despite offering no real security.
Feb 2, 2025
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Cybersecurity
What is an SPF Record and Why Do You Need One?
Discover how SPF records prevent email spoofing, improve deliverability, and why Gmail and Yahoo require SPF for bulk senders in 2025.
Feb 2, 2025
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Networking
What is an OUI and How Does MAC Address Lookup Identify Vendors?
Learn about Organizationally Unique Identifiers (OUIs) and how the IEEE database enables MAC address vendor identification. Discover how this system maintains global device uniqueness.
Feb 1, 2025
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