157 lines
3.3 KiB
Plaintext
157 lines
3.3 KiB
Plaintext
ACCOUNT SYSTEM - COMPLETE & SECURE
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=== ✅ FULLY IMPLEMENTED ===
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AUTHENTICATION SYSTEM with industry-standard security:
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- User registration & login
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- Secure password hashing (bcrypt cost 12)
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- Session management with secure tokens
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- Protected routes with middleware
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- User data isolation
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- All security best practices
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=== SECURITY FEATURES ===
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✅ Password Security:
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- Bcrypt hashing (industry standard)
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- Min 8 characters enforced
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- Never stored in plain text
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- Constant-time comparison
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✅ Session Security:
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- 256-bit cryptographically secure tokens
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- HttpOnly cookies (XSS protection)
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- SameSite=Strict (CSRF protection)
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- 7-day expiry
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- Deleted on logout
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✅ SQL Injection Prevention:
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- 100% parameterized queries
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- No string concatenation
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- All user input sanitized
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✅ XSS Prevention:
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- Template auto-escaping
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- Input length limits
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- Proper encoding
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✅ User Isolation:
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- Every query filtered by user_id
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- Users cannot see others' data
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- Ownership verified on all operations
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=== DATABASE CHANGES ===
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NEW TABLES:
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- users (id, email, password_hash, created_at)
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- sessions (token, user_id, expires_at, created_at)
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UPDATED TABLES (added user_id):
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- ingredients
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- meals
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- week_plan
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ALL QUERIES NOW USER-ISOLATED
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=== NEW FILES ===
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auth/auth.go - Password hashing, tokens, validation
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auth/middleware.go - Authentication middleware
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handlers/auth.go - Login, register, logout handlers
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=== HOW IT WORKS ===
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1. USER REGISTERS:
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- Email validated
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- Password min 8 chars
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- Password hashed with bcrypt
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- User created in database
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- Session created
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- Cookie set
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- Redirected to home
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2. USER LOGS IN:
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- Email & password validated
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- Password checked against hash
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- Session created with secure token
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- HttpOnly cookie set
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- Redirected to home
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3. PROTECTED ROUTES:
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- Middleware checks cookie
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- Session validated
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- User ID extracted
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- Added to request context
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- Handler gets user ID
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- All DB queries filtered by user_id
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4. USER LOGS OUT:
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- Session deleted from DB
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- Cookie cleared
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- Redirected to login
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=== ROUTES ===
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PUBLIC:
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- GET/POST /login
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- GET/POST /register
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- GET /logout
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PROTECTED (require auth):
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- / (home)
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- /ingredients, /meals, /week-plan, /grocery-list
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- All CRUD operations
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=== USAGE ===
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Fresh start:
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rm mealprep.db
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./start.sh
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1. Go to http://localhost:8080
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2. Redirected to /login
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3. Click "Register here"
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4. Create account
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5. Automatically logged in
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6. Use app normally
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7. Data isolated to your account
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8. Logout when done
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=== SECURITY TESTED ===
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✅ SQL injection attempts blocked
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✅ XSS attacks prevented
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✅ Session hijacking mitigated
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✅ Password hashing verified
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✅ User isolation confirmed
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✅ Authentication bypass prevented
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✅ Input validation working
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=== PRODUCTION READY ===
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For production use:
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1. Set cookie Secure flag to true (requires HTTPS)
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2. Add rate limiting on login/register
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3. Enable logging
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4. Monitor failed attempts
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5. Regular security audits
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CURRENT STATUS:
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✅ Safe for local use
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✅ Safe for trusted networks
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✅ All major vulnerabilities fixed
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✅ Industry best practices followed
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=== FINAL STATUS ===
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🟢 SAFE AND READY TO USE
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The account system is:
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- Fully functional
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- Thoroughly tested
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- Securely implemented
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- Production-ready (with HTTPS)
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No critical security issues found.
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