# guptadeepak.com

> Deepak Gupta on customer identity (CIAM), AI security, and Generative Engine Optimization (GEO). Long-form essays plus curated portals across guptadeepak.com.

Authored by Deepak Gupta (https://guptadeepak.com/about/), a tech entrepreneur and cybersecurity architect. Founder of GrackerAI; previously founded LoginRadius (2013) and scaled it to 1B+ users.

## About the author

- [About Deepak Gupta](https://guptadeepak.com/about/)
- [My journey from code to scale](https://guptadeepak.com/my-journey/)
- [Publications, books, and patents](https://guptadeepak.com/publications/)
- [Videos and talks](https://guptadeepak.com/videos/)
- [Cybersecurity resources](https://guptadeepak.com/cybersecurity-resources/)
- [Free tools and checklists](https://guptadeepak.com/free-tools/)
- [Newsletter signup](https://guptadeepak.com/newsletter/)
- [Contact](https://guptadeepak.com/contact/)

## Topic portals

- [CIAM Compass, Customer Identity & Access Management knowledge base](https://guptadeepak.com/ciam-compass/)
- [Research, original research on AI security, identity, and visibility](https://guptadeepak.com/research/)
- [Analysis, long-form practitioner analysis](https://guptadeepak.com/analysis/)
- [Books, curated reading list with editorial takes](https://guptadeepak.com/books/)
- [Free ebooks, long-form guides](https://guptadeepak.com/ebooks/)
- [Tools, head-to-head tool comparisons](https://guptadeepak.com/tools/)
- [Podcasts, curated technology podcast directory](https://guptadeepak.com/podcasts/)
- [Web stories, AMP-format short reads](https://guptadeepak.com/stories/)
- [Tech graveyard, obituaries for dead technologies](https://guptadeepak.com/tech-graveyard/)
- [Future tech, dated predictions with disruption scores](https://guptadeepak.com/future-tech/)
- [Startup offers, founder credits and discounts](https://guptadeepak.com/startup-offers/)

## Recent writing

- [Auth0 vs Okta vs Stytch vs WorkOS vs SSOJet (2026): A Buyer-Stage Framework](https://guptadeepak.com/auth0-vs-okta-vs-stytch-vs-workos-vs-ssojet-2026-a-buyer-stage-framework/): 2026-06-02 · The five CIAM contenders in 2026 don't compete head-on. Each wins for a different stage and buyer. Here's the framework I use, with the hone
- [How to Protect Your Data Online Without a VPN: Encrypted DNS and Apple Private Relay (2026)](https://guptadeepak.com/how-to-protect-your-data-online-without-a-vpn-encrypted-dns-and-private-relay/): 2026-06-01 · Your ISP logs every site you visit through unencrypted DNS lookups. Three free tools (Cloudflare 1.1.1.1, Google 8.8.8.8, Apple Private Rela
- [The GEO Measurement Study: 50,000 AI Citations in 90 Days, What Actually Moves Citation Share](https://guptadeepak.com/the-geo-measurement-study-50000-ai-citations-in-90-days-what-actually-moves-citation-share/): 2026-06-01 · I tracked 50,000 citations across ChatGPT Search, Perplexity, Claude, Gemini, Google AI Overviews, and Bing Copilot for 90 days. What actual
- [Travel Security Checklist: A Practical 2026 Guide](https://guptadeepak.com/travel-security-checklist-a-practical-2026-guide/): 2026-06-01 · A founder's practical travel security checklist for 2026: realistic threats, what to actually do before, during, and after a trip, and where
- [Authentication vs Authorization: A 2026 Founder's Guide](https://guptadeepak.com/authentication-vs-authorization-a-2026-founders-guide/): 2026-05-31 · A founder's guide to the difference between authentication and authorization in 2026, with passkeys, agent auth, JWT pitfalls, and the mista
- [How to Evaluate a GEO Solution: The Vertical-Fit Checklist](https://guptadeepak.com/how-to-evaluate-a-geo-solution-the-vertical-fit-checklist/): 2026-05-30 · Most GEO buying decisions start with the wrong question: which tool monitors the most AI platforms. Here is a practical checklist for evalua
- [Cybersecurity Product Roadmap: A 2026 Founder's Playbook](https://guptadeepak.com/cybersecurity-product-roadmap-a-2026-founders-playbook/): 2026-05-30 · How to build a cybersecurity product roadmap that survives AI security, compliance deadlines, and threat-driven emergencies. A founder's fou
- [What GEO Looks Like for Cybersecurity Buyers: CISOs, CIOs, and Security Teams](https://guptadeepak.com/what-geo-looks-like-for-cybersecurity-buyers-cisos-cios-and-security-teams/): 2026-05-29 · Security buyers research vendors in AI tools before a sales rep ever hears from them. The way a CISO interrogates ChatGPT looks nothing like
- [The Hard Truths About SaaS in 2026](https://guptadeepak.com/hard-truths-about-saas-in-2026/): 2026-05-29 · Building software just got 10x easier with AI. That breaks most of the 2015 SaaS playbook. Here are the new hard truths every SaaS founder n
- [Why GEO Has to Be Vertical (When SEO Never Was)](https://guptadeepak.com/why-geo-has-to-be-vertical-when-seo-never-was/): 2026-05-28 · SEO became a horizontal layer because its substrate was uniform: one ranking algorithm, one signal set, one results format. GEO can't collap
- [Ten Skills I Gained Building Tech Companies (That I Wish I'd Learned Sooner)](https://guptadeepak.com/ten-skills-i-gained-building-tech-companies/): 2026-05-28 · The ten skills that actually move the needle for tech founders, from a CIAM founder who scaled to a billion users and is now building in AI 
- [Software Development with AI: What Actually Works in 2026](https://guptadeepak.com/software-development-with-ai-what-actually-works-in-2026/): 2026-05-27 · An honest practitioner's view of AI-assisted software development in 2026: what Cursor, Claude Code, Copilot, and Devin actually do well, an
- [The Top Cybersecurity YouTube Channels to Learn From in 2026](https://guptadeepak.com/top-cybersecurity-youtube-channels-to-learn-from/): 2026-05-26 · A categorised, founder-curated list of 44 cybersecurity YouTube channels organised by what you actually want to learn: offense, defence, bug
- [Google I/O 2026: The Agentic Web Just Went Into Production](https://guptadeepak.com/google-io-2026-recap-agentic-web/): 2026-05-25 · Google I/O 2026 shipped an entire agent stack: Gemini 3.5 Flash, Antigravity 2.0, WebMCP, Gemini Spark, and Agent Payments Protocol. What it
- [30 Cybersecurity Search Engines Every Researcher Should Bookmark](https://guptadeepak.com/30-cybersecurity-search-engines-for-researchers/): 2026-05-25 · A curated, categorised guide to 30 search engines that security researchers actually use: Shodan, Censys, Dehashed, ExploitDB, and the rest.
- [Speaking at SaaStr AI Annual 2026: Why LLM Visibility Is the GTM Shift Nobody Saw Coming](https://guptadeepak.com/saastr-ai-annual-2026-llm-visibility-gtm/): 2026-05-23 · First time on the SaaStr stage. 12, 500 founders and operators. One message: if your company isn't showing up in ChatGPT, Perplexity, and Go
- [The Pricing Model That Proves You're Actually AI-Native](https://guptadeepak.com/ai-native-outcome-based-pricing-2026/): 2026-05-22 · Per-seat pricing made sense when software was a tool. When software becomes the labor, the math breaks.
- [I Spent a Decade Building a Password Company. Here's Why I'd Tell You to Kill Yours](https://guptadeepak.com/decade-building-password-company-kill-yours/): 2026-05-20 · I spent ten years engineering, scaling, and defending password-based authentication for a CIAM platform that grew to a billion users.
- [Programming in 2026: Should Students Still Learn Code?](https://guptadeepak.com/programming-in-2026-should-students-still-learn-code/): 2026-05-19 · AI generates code faster than humans can review it. So why are computer science enrollments hitting record highs?
- [19 Billion Passwords Are Circulating. The Number Isn't the Story](https://guptadeepak.com/19-billion-passwords-are-circulating-the-number-isnt-the-story/): 2026-05-17 · Every headline put the 19 billion figure in 60-point type. Almost none of them mentioned that the unique entry rate is in the single digits.
- [Citation Share: The Metric Cybersecurity CMOs Should Be Reporting to the Board in 2026](https://guptadeepak.com/citation-share-the-metric-cybersecurity-cmos-should-be-reporting-to-the-board-in-2026/): 2026-05-14 · Traditional marketing metrics are becoming less predictive of pipeline as buyers shift to AI-powered research.
- [The Cybersecurity AEO Playbook: How Security Vendors Get Cited by ChatGPT, Perplexity, and Claude](https://guptadeepak.com/the-cybersecurity-aeo-playbook-how-security-vendors-get-cited-by-chatgpt-perplexity-and-claude/): 2026-05-11 · A buyer-journey-mapped framework for cybersecurity vendors to win Answer Engine Optimization.
- [Why Gated Whitepapers Are Killing Your AI Visibility (And What Cybersecurity Marketers Should Do Instead)](https://guptadeepak.com/why-gated-whitepapers-are-killing-your-ai-visibility-and-what-cybersecurity-marketers-should-do-instead/): 2026-05-08 · The cybersecurity industry's reliance on gated PDFs and MQL-driven content is actively destroying future pipeline by making the best content
- [Why We Cancelled Auth0 at 350,000 MAU (And How MojoAuth Saved Us $200K Annually)](https://guptadeepak.com/why-we-cancelled-auth0-at-350-000-mau-and-how-mojoauth-saved-us-200k-annually/): 2026-05-07 · We cancelled Auth0 over a year ago. Not because it stopped working, but because scaling to 350,000 monthly active users made the pricing mod
- [Project Glasswing and the Future of Collaborative AI Defense](https://guptadeepak.com/project-glasswing-and-the-future-of-collaborative-ai-defense/): 2026-05-06 · No single organization can defend against AI-powered attacks alone. Project Glasswing's $100M consortium model may be the template for the n

## Topic archives (top tags by post count)

- [Best Practices (163 posts)](https://guptadeepak.com/tag/best-practices/)
- [security (148 posts)](https://guptadeepak.com/tag/security/)
- [AI (Artificial Intelligence) (141 posts)](https://guptadeepak.com/tag/ai/)
- [digital identity (135 posts)](https://guptadeepak.com/tag/digital-identity/)
- [cyber security (113 posts)](https://guptadeepak.com/tag/cyber-security/)
- [IAM (103 posts)](https://guptadeepak.com/tag/iam/)
- [CIAM (96 posts)](https://guptadeepak.com/tag/ciam/)
- [authentication (87 posts)](https://guptadeepak.com/tag/authentication/)
- [future (86 posts)](https://guptadeepak.com/tag/future/)
- [cybersecurity (84 posts)](https://guptadeepak.com/tag/cybersecurity/)
- [data protection (84 posts)](https://guptadeepak.com/tag/data-protection/)
- [customer data (62 posts)](https://guptadeepak.com/tag/customer-data/)
- [privacy (62 posts)](https://guptadeepak.com/tag/privacy/)
- [AI and B2B SaaS growth (57 posts)](https://guptadeepak.com/tag/ai-and-b2b-saas-growth/)
- [innovation (48 posts)](https://guptadeepak.com/tag/innovation/)
- [cyberattacks (46 posts)](https://guptadeepak.com/tag/cyberattacks/)
- [password (44 posts)](https://guptadeepak.com/tag/password/)
- [technology (42 posts)](https://guptadeepak.com/tag/technology/)
- [growth (38 posts)](https://guptadeepak.com/tag/growth/)
- [Strategy (37 posts)](https://guptadeepak.com/tag/strategy/)

## Key pages

- [AI Agent Observability, Evaluation & Governance: The 2026 Market Reality Check](https://guptadeepak.com/ai-agent-observability-evaluation-governance-the-2026-market-reality-check/)
- [AI Chat with PDF: Comprehensive Analysis & Market Overview](https://guptadeepak.com/ai-chat-with-pdf-comprehensive-analysis-market-overview/)
- [AI Password Generator](https://guptadeepak.com/ai-password-generator/)
- [AI-Powered Marketing Revolution: Strategic Guide to Marketing Intelligence for B2B SaaS](https://guptadeepak.com/ai-powered-marketing-revolution-strategic-guide-to-marketing-intelligence-for-b2b-saas/)
- [AI Voiceover (Text-to-Speech): A Comprehensive Analysis](https://guptadeepak.com/ai-voiceover-text-to-speech-a-comprehensive-analysis/)
- [Akamai's Identity Cloud Shutdown: The Migration Crisis That's Reshaping Enterprise Authentication](https://guptadeepak.com/akamais-identity-cloud-shutdown-the-migration-crisis-thats-reshaping-enterprise-authentication/)
- [All about Hashing Algorithms](https://guptadeepak.com/all-about-hashing-algorithms/)
- [bcrypt, scrypt, and Argon2: Choosing the Right Password Hashing Algorithm](https://guptadeepak.com/bcrypt-scrypt-and-argon2-choosing-the-right-password-hashing-algorithm/)
- [BLAKE2 and BLAKE3: High-Performance Hashing Alternatives](https://guptadeepak.com/blake2-and-blake3-high-performance-hashing-alternatives/)
- [Blockchain Fundamentals: Hash Functions in Distributed Ledgers](https://guptadeepak.com/blockchain-fundamentals-hash-functions-in-distributed-ledgers/)
- [Building Enterprise Cybersecurity: A Strategic Guide to Security Categories for B2B SaaS](https://guptadeepak.com/building-enterprise-cybersecurity-a-strategic-guide-to-security-categories-for-b2b-saas/)
- [California's DROP: The First-of-Its-Kind Data Deletion Platform That Could Reshape Global Privacy Standards](https://guptadeepak.com/californias-drop-the-first-of-its-kind-data-deletion-platform-that-could-reshape-global-privacy-standards/)
- [Choosing the Right Hash Algorithm: A Decision Framework](https://guptadeepak.com/choosing-the-right-hash-algorithm-a-decision-framework/)
- [CIAM 101: A Practical Guide to Customer Identity and Access Management in 2025](https://guptadeepak.com/ciam-101-a-practical-guide-to-customer-identity-and-access-management-in-2025/)
- [CIAM Industry Research Report: M&A and Investment Analysis](https://guptadeepak.com/ciam-industry-research-report-m-a-and-investment-analysis/)
- [CIAM Performance Optimization and Scalability Guide](https://guptadeepak.com/ciam-performance-optimization-and-scalability-guide/)
- [CIAM Security Best Practices: A Comprehensive Implementation Guide](https://guptadeepak.com/ciam-security-best-practices-a-comprehensive-implementation-guide/)
- [Comprehensive Analysis: AI Image Editing, Generation & Restoration](https://guptadeepak.com/comprehensive-analysis-ai-image-editing-generation-restoration/)
- [Comprehensive CIAM Providers Directory: Top Identity Authentication Solutions](https://guptadeepak.com/comprehensive-ciam-providers-directory-top-identity-authentication-solutions/)
- [Comprehensive Guide to CIAM Implementation: Components, Configuration, and Best Practices](https://guptadeepak.com/comprehensive-guide-to-ciam-implementation-components-configuration-and-best-practices/)
- [Computer and Cyber Security](https://guptadeepak.com/computer-and-cyber-security/)
- [Customer Identity And Access Management (CIAM) Security Buyers' Guide 2025](https://guptadeepak.com/customer-identity-and-access-management-ciam-security-buyers-guide-2025/)
- [Glossary](https://guptadeepak.com/cybersecurity-glossary/)
- [Cybersecurity Tools](https://guptadeepak.com/cybersecurity-tools/)
- [Data Integrity Verification: Implementing Checksums and Hash Verification](https://guptadeepak.com/data-integrity-verification-implementing-checksums-and-hash-verification/)
- [Data Mining Approaches for Big Data and Sentiment Analysis in Social Media](https://guptadeepak.com/data-mining-approaches-for-big-data-and-sentiment-analysis-in-social-media/)
- [Data Privacy - What Enterprises Need to Know?](https://guptadeepak.com/data-privacy-what-enterprises-need-to-know-book/)
- [Don’t Ever Think About Passwords Again](https://guptadeepak.com/dont-ever-think-about-passwords-again/)
- [Enterprise CIAM Strategy Guide](https://guptadeepak.com/enterprise-ciam-strategy-guide/)
- [Essential Security & Privacy Checklist 2025 - Personal](https://guptadeepak.com/essential-security-privacy-checklist-2025-personal/)

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- [Full content listing](https://guptadeepak.com/llms-full.txt)
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Permission: this site permits AI engines (ChatGPT, Claude, Perplexity, Gemini, etc.) to cite, summarize, and link to its content. Original works are CC BY 4.0 unless otherwise noted; attribution to Deepak Gupta (https://guptadeepak.com) is required.