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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.
misconfigurationSecurity Misconfiguration: The #1 Finding in External Scans
Security misconfiguration consistently tops the list of findings in external security assessments. From missing headers to exposed services, learn what the most common misconfigurations are, why they persist, and how to fix them systematically.
CyberShield Team
9 min read
cyber-insuranceHow Security Ratings Affect Your Cyber Insurance Premiums
Cyber insurers increasingly use external security ratings to evaluate risk and set premiums. Learn what insurers look for, how your security posture score impacts your coverage, and practical steps to reduce your premiums.
CyberShield Team
9 min read
shadow-itShadow IT: Finding Your Unknown Internet-Facing Assets
Over half of SaaS applications used by organizations are adopted without security team involvement. Learn how external scanning, DNS enumeration, and certificate transparency monitoring discover the internet-facing assets you do not know about.
CyberShield Team
8 min read
tlsShort-Lived TLS Certificates: What the 47-Day Revolution Means for Your Security
The CA/Browser Forum has approved a dramatic reduction in TLS certificate lifespans from 398 days to just 47 days by 2029. Learn what this means for your certificate management, automation strategy, and how to prepare your infrastructure.
CyberShield Team
9 min read
small-businessThe Small Business Guide to External Security Assessment
Small businesses are the primary target for cyberattacks, yet most lack visibility into their external security posture. This guide covers the five critical checks every SMB should run, how to interpret results, and practical steps to harden your perimeter.
CyberShield Team
11 min read
supply-chainLessons from Supply Chain Attacks: What External Scanning Would Have Caught
Supply chain attacks exploit trusted relationships between organizations and their vendors. Learn how external security assessment provides early warning signs and reduces supply chain risk through continuous vendor monitoring.
CyberShield Team
7 min read
vendor-riskThird-Party Vendor Risk Assessment Without a Pentest
You don't need a penetration test to evaluate a vendor's security posture. External security assessment provides objective, non-intrusive insight into how well third parties protect their internet-facing infrastructure.
CyberShield Team
9 min read
ransomwareHow Weak External Security Enables Ransomware Attacks
Ransomware operators exploit the same external security weaknesses that automated scanners detect. Learn how open ports, missing email authentication, weak TLS, and absent security headers create the entry points ransomware uses to breach your organization.
CyberShield Team
9 min read
easmWhat Is External Attack Surface Management (EASM)? A Complete Guide
External Attack Surface Management is the continuous discovery, inventory, and monitoring of all internet-facing assets. Learn how EASM differs from pentesting and vulnerability scanning, and how to implement it for your organization.
CyberShield Team
10 min read
zero-trustZero Trust Starts at the Perimeter: Why External Security Still Matters
Zero trust architecture assumes no implicit trust, but it does not eliminate the need for strong perimeter security. Learn how external security assessment validates zero trust implementation and why the perimeter remains your first line of defense.
CyberShield Team
7 min read
apiAPI Security Assessment: Beyond REST Status Codes
APIs are the fastest-growing attack surface in modern applications. Learn why status codes alone miss critical vulnerabilities and how to assess authentication, rate limiting, JWT configuration, and endpoint exposure.
CyberShield Team
6 min read
attack-pathsAttack Path Mapping: Why Chaining Findings Changes Everything
Individual vulnerability reports miss the bigger picture. Learn how attack path mapping chains findings into realistic attack narratives that reveal your actual risk.
CyberShield Team
8 min read