Research Hub · 83 reports
Research, analysis, and buyer's guides
Industry research & market analysis
Deep-dive reports on market trends, technology adoption, and the investment landscape across identity, AI, and adjacent categories.
- GEO: Market Research & Industry Analysis 2026
Generative Engine Optimization, market sizing, and the players shaping it.
- How AI receptionists are rewiring SMB communication
Voice-first AI as the new front desk for small business.
- CIAM Industry Research: M&A and investment analysis
Who acquired whom, multiples paid, and what the consolidation means.
- AI chat with PDF: Comprehensive analysis & market overview
- AI image editing, generation & restoration analysis
- AI voiceover & text-to-speech analysis
- Model Context Protocol (MCP): Enterprise adoption & trends
- AI Agent Observability, Evaluation & Governance: 2026 Market Reality Check
Buyer's guides
Long-form, vendor-neutral buyer's guides. Use these to scope a category before going into specific vendor comparisons below.
Vendor comparisons & top-N lists
Side-by-side comparisons of vendors I've evaluated for production use. Each list is hand-curated, no affiliate noise.
- Top 10 CIAM Solutions
- Top 10 Passwordless CIAM Solutions
- Top 10 IAM Solutions (2025)
- Top 10 PAM Solutions (2025)
- Top 10 Identity Verification Software
- Top 10 KYC Solutions
- Top 8 Know Your Business (KYB) Solutions
- Top 10 Age Verification Solutions
- Top 10 Identity Lifecycle Management Solutions
- Top 11 Identity Governance & Administration Solutions
- Top 10 User Provisioning & Governance Tools
- Top 5 Identity Threat Detection & Response (ITDR)
- Top 5 Decentralized Identity Solutions
- Top 5 Credential Management Solutions (2025)
- Top 8 Cloud Directory Solutions
- Top 8 Active Directory Management Tools (2025)
- Top 10 Fraud Detection & Prevention Solutions
- Top 8 Solutions to Stop Account Compromise
- Top 10 Password Managers of 2026
- Top 10 VPNs of 2026
- Top 5 SIEM Tools of 2026
- Top 5 Threat Intelligence Platforms
- Top 5 Secrets Management Tools
- Top 5 Bug Bounty Platforms (2026)
- Top 10 Penetration Testing Tools (2026)
- Top 10 Open Source Security Tools
- Top 5 AI Coding Assistants of 2026
- Top 5 GEO Tools of 2026
- Top 5 AI Receptionist Services (2026)
Vendor alternatives
When you're already on a vendor and need to know what else exists, or when you're evaluating and want a comparison frame.
Technical implementation guides
Step-by-step references for the engineering and architecture work behind production identity, hashing, and CIAM systems.
- CIAM 101: A Practical Guide (2025)
- Comprehensive CIAM implementation guide
- CIAM security best practices
- CIAM performance optimization & scalability
- Comprehensive CIAM providers directory
- Choosing the right hash algorithm: a decision framework
- Blockchain fundamentals: hash functions in distributed ledgers
- Complete guide to password hashing (Argon2 vs Bcrypt vs Scrypt vs PBKDF2)
- Passwordless authentication implementation checklist
- Passwordless authentication solution selection matrix
- Data integrity verification: Checksums & hash verification
- All about hashing algorithms
- SHA-1, SHA-2 family, SHA-3/Keccak
- MD5: Uses, vulnerabilities & legacy
- BLAKE2 and BLAKE3: High-performance alternatives
- BCrypt, SCrypt, Argon2: Choosing the right algorithm
- SHA-1: Legacy applications & migration strategies
- SHA-3 (Keccak): The next generation of secure hashing
- The future of hashing: Quantum resistance
- Top IAM solutions you should know in 2025
Grok AI series
A four-part deep dive on Grok AI: foundations, technical architecture, competitive landscape, and practical business adoption.
Strategic frameworks & playbooks
Higher-level strategy work for founders, operators, and architects: GTM, AI adoption, enterprise security categories, and US tech-startup setup.
- AI-powered marketing revolution: Strategic guide for B2B SaaS
- The AI revolution toolkit: Building AI-powered B2B SaaS
- Building enterprise cybersecurity: Strategic guide for B2B SaaS
- Complete guide to setting up your US tech startup
- How companies can achieve AEO and GEO (2025)
- Enterprise CIAM strategy guide
- Newcomer's guide to the San Francisco tech scene
Industry insights & analysis
Real-time analysis of moves that are reshaping the security and identity landscape. Issued as the news lands.
More from Deepak Gupta
Every page on guptadeepak.com is hand-curated by Deepak Gupta. Pick a thread:
- About Deepak Gupta
Founder, cybersecurity architect, and writer at guptadeepak.com.
- My journey
From LoginRadius (2013, 1B+ users) to GrackerAI, in milestones.
- Publications & patents
Books, free e-books, a journal special issue, and five granted patents.
- Speaking
Conferences, podcasts, and interview appearances.
- Published & bylines
Bylines in Forbes, Entrepreneur, VentureBeat, HackerNoon, and DZone.
- Podcasts
Editorial directory of the podcasts I recommend and appear on.
- Free tools & checklists
Hash visualizer, password tools, SaaS metrics calculator, passwordless rollout sheets.
- All writing
Every essay, newest first.
- Newsletter
One short note when a new essay lands. No funnel.