Secure testing for apps and networks.

Pantsir is a security assessment and training platform with hands-on labs. Assess your application and network posture, practice secure coding, and build resilient systems - all with instant feedback, hints, and clear solutions.

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lab-session.log

Active replay

SQLi & SSRF blocked

Live

Response time

42ms

Sandbox isolated | Logs streaming

Supported by Stacks DeGrants and Solana Foundation

Backed by grants from Stacks DeGrants and the Solana Foundation to accelerate security education, practical labs, and hands-on training for modern teams.

See Pantsir in Action

A quick walkthrough of the Pantsir platform, from hands-on labs to guided security practice and actionable feedback in one place.

Features

Assessment and training built for developers and security teams.

app.ts

GET /api/v1/health -> 200 OK
POST /api/v1/login -> 401 (rate-limited)
POST /api/v1/upload -> 415 (blocked)

attack: SQLi -> blocked
attack: SSRF -> isolated
attack: IDOR -> detected

status: env sandboxed, logs streamed, hints available
focus: web apps, APIs, network segments, auth flows

track: Web Security Basics
 - XSS, CSRF, SQLi
 - AuthN/Z, Sessions
 - SSRF, RCE, Deserialization

track: Network Defense
 - Segmentation, ACLs
 - TLS, DNS, Routing

score: 83/100 (passing)
coverage: 18/24 labs

accuracy:   ██████████░ 90%
coverage:   ████████░░ 76%
mean time:  ██████░░░░ 42m
regression: ░░░░░░░░░░ 0%
trend:      +6% accuracy (last 30d)
cohort:     12 developers active

export: pdf | csv

// before
app.use(cors())

// after
app.use(cors({
  origin: ["https://app.example.com"],
  methods: ["GET","POST"],
  credentials: true
}))

// before
router.post("/admin", allowAnyUser)

// after
router.post("/admin", requireRole("admin"))

subscription: solana | stacks
plan: plus
billing: monthly

wallet: connected
status: active
renewal: 2026-02-01

Why Pantsir

PANTSIR stands for Proactive Application Network & Testing for Secure Infrastructure & Resilience.

Proactive Testing

Shift left with hands‑on assessments that surface risks early.

App + Network Coverage

Cover web apps, APIs, network layers, web3, and smart contracts with realistic scenarios.

Secure & Resilient

Improve secure coding habits and operational resilience over time.

Ready to strengthen your security with PANTSIR?

Start with free labs and assessments, then upgrade for advanced tracks and reporting.

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Note: Content includes training labs and assessments. Users access free or Plus content via subscription.