Notes on identity, AI security, and the practice of building software.
I'm Deepak Gupta, a founder and cybersecurity architect writing about the gaps between the categories everyone talks about and the categories that actually matter.
- 1B+
- users (CIAM)
- 5
- patents
- 15+
- yrs in identity & security
Featured writing
Ten pieces that capture what I think about most.
Why GEO Has to Be Vertical (When SEO Never Was)
SEO became a horizontal layer because its substrate was uniform: one ranking algorithm, one signal set, one results format. GEO can't collapse that way. Here is the architectural reason.
Read the essay- AI
Google I/O 2026: The Agentic Web Just Went Into Production
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 means for builders.
- cybersecurity
I Spent a Decade Building a Password Company. Here's Why I'd Tell You to Kill Yours
I spent ten years engineering, scaling, and defending password-based authentication for a CIAM platform that grew to a billion users.
- AI and B2B SaaS growth
The Pricing Model That Proves You're Actually AI-Native
Per-seat pricing made sense when software was a tool. When software becomes the labor, the math breaks.
- cybersecurity
Citation Share: The Metric Cybersecurity CMOs Should Be Reporting to the Board in 2026
Traditional marketing metrics are becoming less predictive of pipeline as buyers shift to AI-powered research.
- AEO
The Cybersecurity AEO Playbook: How Security Vendors Get Cited by ChatGPT, Perplexity, and Claude
A buyer-journey-mapped framework for cybersecurity vendors to win Answer Engine Optimization.
- AI (Artificial Intelligence)
The Shadow AI Governance Crisis: Why 80% of Fortune 500 Companies Have Already Lost Control of Their AI Infrastructure
80% of Fortune 500 companies now run active AI agents. Only 10% have a clear strategy to manage them.
- Content marketing
Building Entity Authority in Cybersecurity: The Trust Signals AI Models Actually Weight for Security Vendors
AI models weight trust signals differently in cybersecurity. A comprehensive framework for building entity authority as a security vendor, covering
- CIAM
The Future of CIAM: Why Legacy Identity Systems Are Dead (And What Replaces Them)
The CIAM platform that got you to 1 million users won't get you to 10 million AI agents.
Recently published
What landed on the blog this past week.
· Startup Credits$250k+ in Startup Credits in 90 Days: The Application-Order Playbook
Founders apply for credits in random order and get rejected because they tripped a referral-required gate they could have unlocked first. Here is the sequence that unlocks $250k+ in 90 days.
· CIAMAuth0 vs Okta vs Stytch vs WorkOS vs SSOJet (2026): A Buyer-Stage Framework
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 honest tradeoffs each carries.
· PrivacyHow to Protect Your Data Online Without a VPN: Encrypted DNS and Apple Private Relay (2026)
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 Relay) fix most of it. Here's how each one works and what it can't do.
Predictions & Postmortems
Two opinionated portals. Predictions worth betting on, and obituaries for the technology that defined us.
Passwordless Everything by 2030
Prediction · 2030By 2030, no top-1000 consumer app accepts a password as a primary factor. The 60-year-old interaction model is over.
Ten verifiable bets on what comes next
10 predictionsConcrete predictions with timelines and disruption scores. Each has a falsifiable first-signal evidence trail.
The Password (1961 to Dying)
ObituaryBorn at MIT in 1961, killed by passkeys in 2024. The autopsy of the most successful bad idea in computing history.
Ten obituaries for technologies that died
10 obituariesEach one tells the story of what killed it, what it took with it, and what we should have known earlier.
Go deeper
Long-form research pillars, opinionated tool comparisons, and long-form free guides. Pick the depth that matches the question.
- ResearchPillar · 13 min
The AI Security Stack of 2026
The five layers of AI security (Governance, Red Teaming, MLSecOps, Threat Detection, Agentic Defense) and what to build first.
Read more - ResearchPillar · 16 min
Application Security 101
SAST, DAST, IAST, ASPM, SCA: how the modern AppSec stack actually fits together and where to start.
Read more - Tools10 vendors compared
Top 10 PAM Solutions for 2026
CyberArk, Delinea, BeyondTrust, and the rest. Enterprise privileged access management compared with honest weaknesses.
Read more - Tools5 platforms compared
Top 5 SASE Platforms for 2026
Zscaler, Palo Alto, Netskope, Cato, Cisco. Converged SD-WAN + Zero Trust security from one cloud edge.
Read more - E-bookFree · No email gate
The AI Search Visibility Guide
How AEO and GEO actually work, what AI engines reward, and the playbook to get your company cited by ChatGPT, Perplexity, Claude, and Gemini.
Read more
Free security & privacy tools
Interactive tools I built and use myself, for data-broker exposure, passwords, and cryptographic hashing. Each one runs entirely in your browser: nothing leaves your device, no signup, no tracking.
- PrivacyFree
Data exposure check
An honest, browser-only read of your data-broker exposure, with a real opt-out plan. No data leaves your device, no signup.
Open tool - PrivacyFree
Password strength & breach check
Check a password's real entropy and crack time, and whether it has leaked in known breaches, all in your browser. Your password never leaves the device.
Open tool - PasswordsFree
AI password generator
Generate strong, memorable passwords with entropy hints. Runs in your browser, no tracking, no signup.
Open tool
Discover more
Three more directories worth a slow browse.
- Podcasts
A directory with opinions
Hand-curated technology, AI, cybersecurity, and B2B SaaS podcasts. Every show has a real editorial take. No SEO chaff.
Browse podcasts - Books
An editorial reading list
What each book actually teaches, who it's for, and who it isn't. Curated, not algorithmic.
Browse books - Startup Offers
Founder-only credits & discounts
The mapped directory of every major startup credit program, with stage gates and application sequences that actually work.
Browse startup offers