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Insights & Research
Security Blog
Expert analysis on DNS security, TLS configuration, email authentication, and security posture monitoring — from the CyberShield team.
ptesPTES, NIST SP 800-115, and OSSTMM: Penetration Testing Standards Compared
Compare the major penetration testing standards -- PTES, NIST SP 800-115, and OSSTMM -- to understand which framework fits your compliance and testing needs.
CyberShield Team
15 min read
red-teamRed Team vs Penetration Test vs Vulnerability Assessment: What Your Business Actually Needs
Understand the critical differences between vulnerability assessments, penetration tests, and red team engagements to choose the right security testing approach.
CyberShield Team
13 min read
soc2SOC 2 Penetration Testing: Why Auditors Expect It and How to Get It Right
SOC 2 doesn't explicitly require penetration testing, but auditors almost always expect it. Learn how PT maps to Trust Service Criteria and what evidence you need.
CyberShield Team
11 min read
penetration-testingWhat to Expect From a Penetration Test: The Complete Engagement Lifecycle
A step-by-step walkthrough of the penetration testing process — from scoping and rules of engagement through testing, reporting, and remediation verification.
CyberShield Team
13 min read
penetration-testingWhen Your Business Needs a Penetration Test: Compliance Triggers, Business Triggers, and the Cost of Waiting
Know exactly when your business needs a penetration test. Compliance mandates, business triggers, frequency guidelines, and what happens when you wait too long.
CyberShield Team
12 min read
aiAI-Powered Phishing: Why Email Authentication Is Your First Defense
AI-generated phishing emails are increasingly sophisticated, personalized, and difficult to detect. Learn why technical email authentication controls (SPF, DKIM, DMARC) are more important than ever as AI eliminates the traditional warning signs.
CyberShield Team
9 min read
certificate-transparencyUsing Certificate Transparency Logs to Detect Brand Impersonation
Certificate Transparency logs record every publicly trusted TLS certificate issued. Learn how to monitor CT logs to detect typosquatting, phishing domains, and unauthorized certificates targeting your brand.
CyberShield Team
9 min read
dnsDNS Privacy: DoH, DoT, and DNSSEC Compared
DNS queries reveal every site you visit, making DNS privacy a growing concern. Compare DNS over HTTPS (DoH), DNS over TLS (DoT), and DNSSEC to understand what each protects against and how they work together.
CyberShield Team
10 min read
tlsEnd-of-Life TLS: The Hidden Risk in Your Domain Configuration
Legacy TLS 1.0, TLS 1.1, and weak cipher suites persist across the internet despite formal deprecation. Learn why end-of-life TLS configurations remain dangerous, how to identify them, and how to migrate safely.
CyberShield Team
9 min read
dmarcGoogle and Microsoft Now Require DMARC: What You Need to Do
Google and Microsoft have made DMARC authentication mandatory for bulk senders. With only 18% of domains fully compliant, most organizations need to act now. Learn the requirements, timelines, and how to achieve compliance.
CyberShield Team
11 min read
post-quantumPost-Quantum Cryptography: Is Your TLS Quantum-Safe?
NIST has finalized its first post-quantum cryptographic standards. With quantum computers threatening current encryption, organizations need to assess their TLS configurations now. Learn what post-quantum cryptography means for your external security.
CyberShield Team
9 min read
becPreventing Business Email Compromise (BEC): Technical Defenses That Work
Business email compromise costs organizations billions annually. Learn how SPF, DKIM, DMARC, and other technical controls prevent the email spoofing and impersonation that make BEC attacks possible.
CyberShield Team
9 min read