Cybersecurity Insights & Expert Guidance

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Browse the latest insights and deep dives from our security experts.

Can I Use SRI With Dynamic Content or Inline Scripts?
Web Security

Can I Use SRI With Dynamic Content or Inline Scripts?

Learn about Subresource Integrity limitations with dynamic content, inline scripts, and practical approaches to securing dynamic resources.

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Can IP Geolocation Detect VPNs or Proxies?
Cybersecurity

Can IP Geolocation Detect VPNs or Proxies?

Learn how IP geolocation tools detect and identify VPNs, proxies, and other masking techniques used to hide real IP addresses.

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Can SSL Checker Analyze localhost or Internal Servers?
SSL/TLS & HTTPS

Can SSL Checker Analyze localhost or Internal Servers?

Learn about analyzing SSL/TLS configuration on localhost and internal servers, testing approaches, and tools for internal certificate validation.

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Can I reverse a hash to get the original data?
Cybersecurity

Can I reverse a hash to get the original data?

Understand why cryptographic hash functions are one-way operations and why reversing a hash is computationally infeasible.

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How can I check if a certificate is expired or will expire soon?
Cybersecurity

How can I check if a certificate is expired or will expire soon?

Monitor certificate expiration dates, implement automated alerting, and prevent service disruptions from expired SSL/TLS certificates.

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What are common email phishing indicators I can find in headers?
Cybersecurity

What are common email phishing indicators I can find in headers?

Learn the most common phishing indicators to look for in email headers, including authentication failures, suspicious routing, and red flag patterns that signal malicious intent.

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What are common URL encoding mistakes and how do I avoid them?
Web Development

What are common URL encoding mistakes and how do I avoid them?

Learn the most frequent URL encoding errors that developers make, their security and functional consequences, and proven strategies to prevent them.

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How do I create a custom file type detection database?
Cybersecurity

How do I create a custom file type detection database?

Learn how to build and maintain a custom file type detection database for identifying files with non-standard signatures or proprietary formats.

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How does defanging work with international domain names (IDNs)?
Cybersecurity

How does defanging work with international domain names (IDNs)?

Explore how URL defanging techniques handle international domain names, punycode encoding, and the security implications of IDN-based phishing attacks.

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How can I detect steganography and hidden data in files?
Cybersecurity

How can I detect steganography and hidden data in files?

Learn methods to detect steganography techniques used to hide data in files, including statistical analysis, specialized tools, and forensic approaches.

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What is the difference between additive (RGB) and subtractive (CMYK) color mixing?
Web Design

What is the difference between additive (RGB) and subtractive (CMYK) color mixing?

Understand the fundamental differences between additive (RGB) and subtractive (CMYK) color models, how they work, and when to use each in design and printing.

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What is the difference between RSA and ECDSA certificates?
Cryptography

What is the difference between RSA and ECDSA certificates?

Understand RSA vs ECDSA encryption, compare certificate strengths, and choose the right algorithm for your security needs.

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What do the different Authentication-Results mean?
Cybersecurity

What do the different Authentication-Results mean?

A comprehensive guide to understanding the Authentication-Results header field, including what SPF, DKIM, and DMARC results mean and how to interpret pass/fail outcomes.

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How do I encode international (non-ASCII) characters in URLs?
Web Development

How do I encode international (non-ASCII) characters in URLs?

Master encoding international characters in URLs, from UTF-8 encoding to percent-encoding, with practical examples and implementation strategies.

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What are essential ransomware prevention controls?
Cybersecurity

What are essential ransomware prevention controls?

Learn the critical technical and organizational controls that prevent ransomware attacks and reduce infection likelihood.

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