Subnet Mask vs SecureMap

This is the keypad for subnet mask. It has keys of prefix (CIDR notation). The subnet mask and number of host addresses are shown by single tap. Keys are manipulated also by swipe. It behaves like a slider. This App can be mutated to the keypad for wildcard mask. It shows wild card mask and number of addresses.

SecureMap is the definitive cybersecurity compliance reference tool for security professionals, DoD contractors, and compliance teams. Stop juggling multiple browser tabs and PDFs — everything you need is in one place. CROSS-FRAMEWORK CONTROL MAPPING SecureMap's core feature maps security controls across 8 major frameworks simultaneously. See exactly how NIST 800-53 AC-2 relates to CMMC AC.1.001, ISO 27001 A.5.15, FedRAMP AC-2, and DoD IL5 in a single view. Search by control ID, framework name, or topic and instantly find related controls across all frameworks. 8 MAJOR FRAMEWORKS INCLUDED - NIST SP 800-53 Rev 5 - NIST Cybersecurity Framework 2.0 - CMMC 2.0 (Levels 1-3) - ISO 27001/27002 - FedRAMP (Low/Moderate/High) - DoD Impact Levels 5 & 6 - CIS Controls v8 - MITRE ATT&CK DOD IL5/IL6 SPECIALIST COVERAGE SecureMap provides in-depth coverage of DoD Impact Level 5 and 6 requirements including FIPS 140-2 encryption mandates, PIV/CAC enforcement, DISA STIG compliance, SCIF requirements, and NSA-approved cryptography for SECRET systems. Essential for defense contractors pursuing cloud authorization. GAP ANALYSIS TOOL Assess your compliance posture across any of the 8 included frameworks. Mark controls as Met, Partial, Gap, or N/A. Track your compliance percentage by domain and overall. Identify exactly where your gaps are before an assessment or audit. FRAMEWORK COMPARISON Select any two frameworks and compare them side by side. See how their requirements differ across 10 key security domains including Access Control, Encryption, Incident Response, and Vulnerability Management. Understand which framework has stricter requirements and what additional work is needed to bridge the gap. BUILT FOR SECURITY PROFESSIONALS - Works completely offline — no internet required after download - No account required — open and use immediately - No data collected — your assessments stay on your device - Designed for practitioners, consultants, and DoD contractors - Perfect for interview prep, client assessments, and daily reference WHO USES SECUREMAP - DoD contractors pursuing CMMC certification - Cloud service providers seeking FedRAMP authorization - Security consultants advising on compliance strategy - CISOs and security managers tracking compliance posture - Students and professionals studying for security certifications - Anyone working across multiple compliance frameworks FRAMEWORKS EXPLAINED NIST SP 800-53 provides the foundation for federal information security. CMMC 2.0 is mandatory for all DoD contractors handling CUI. FedRAMP authorizes cloud services for federal agencies. DoD IL5/IL6 covers the most sensitive unclassified and classified DoD systems. ISO 27001 is the international gold standard for information security management. CIS Controls provide prioritized defensive actions. NIST CSF 2.0 offers flexible risk management guidance. MITRE ATT&CK maps adversary tactics and techniques. DISCLAIMER: SecureMap is an independent reference tool and is not affiliated with, endorsed by, or officially associated with NIST, the Department of Defense, CMMC-AB, ISO, FedRAMP, CIS, or MITRE. All framework information is provided for reference purposes only and should not be used as a substitute for official framework documentation. Users should always refer to the latest official publications for compliance requirements.