From "perimeter and VPN" we have come to a world without borders: hybrid work, clouds, SaaS, IoT and microservices.
Zero Trust 2.0 is the evolution of the “trust no one by default” principle: continuous context checking, dynamic policies, and ML/AI-based automation.
🧩 What is Zero Trust 2.0
Key idea
Zero trust by default — any subject/device/request is checked each time.
Minimum required privileges - access only to the necessary resources right now.
Continuous validation - certification during the session, not just at the entrance.
What "2.0" adds
Context: geo, time, device, risk profile, behavior.
Dynamic policies: conditions change in real time.
AI/ML detection anomalies and automatic response.
End-to-end coverage clouds, SaaS and on-prem without "holes" between the contours.
📊 Zero Trust 2.0 layers — who is responsible for what
Layer | Focus | Examples of policies |
|---|---|---|
Identity 👤 | MFA, SSO providers, risk score | Require MFA for unusual IP or login time |
Device 💻 | Device posture (patch, EDR, disk encrypted) | Block access from unregistered/unflashed devices |
Network 🌐 | Microsegmentation, mTLS, SDP/ZTNA | Allow east‑west traffic only on explicit service identities |
Appendices 🧱 | API/method-level policies, short-lived tokens | Give "read" access to a specific endpoint at low risk |
Data 🔒 | Classification, DLP, Attribute-Based Access Control (ABAC) | Prohibition of uploading "secret" outside of trusted domains |
Layers work together: access is granted only when all checks are passed simultaneously.
🆚 Zero Trust 1.0 vs Zero Trust 2.0
Criterion | Zero Trust 1.0 | Zero Trust 2.0 |
|---|---|---|
Model | Verification at login | Continuous, contextual validation |
Devices | Basic certification | Device pose + EDR/MDM are required |
Network | VPN/perimeter | ZTNA, micro-segmentation, mTLS by default |
Policies | Static roles (RBAC) | Attributes and Risk (ABAC/Risk-Based) |
Intelligence | Signatures | AI/ML behavior analysis and auto-response |
🚀 Zero Trust 2.0 Implementation Plan (90–180 days)
Phase 1 — Visibility and Inventory 📍
Directory of users, service accounts, and roles.
Device registry + "safety posture" assessment.
Flow map (north‑south/east‑west) and critical data.
Phase 2 — Basic barriers 🧱
Universal MFA and SSO.
EDR/MDM, disk encryption, device compliance check.
ZTNA/SDP instead of flat VPNs; mTLS between services.
Phase 3 — Dynamic Policies ⚖️
ABAC: context (geo, risk, data type) in the access decision.
Short-lived tokens, just‑in‑time privileges.
Micro-segmentation of sensitive environments (PCI, HR, R&D).
Phase 4 — Continuous monitoring 🤖
Behavioral analytics (UEBA) and ML anomaly detection.
Auto-reactions: device quarantine, privilege downgrade.
Red/Blue teams, tabletop exercises, post-incident retrospectives.
📢 Kodika has Telegram channel!
There we discuss new articles, share vacancies, collect feedback and just communicate with developers.
If you want to be in the know, study with others and learn about new features, be sure to check it out.
Cozy, businesslike and without spam 😊