• Automatic Search Engine Protection
• Configurable Session ID
• Configuring Services With Immutable Setters

Controller

• Front Controller Configuration

Password hashers

• Sodium password encoder
• Symfony Native Encoder (best practice since Symfony 4.3)

Encryption

• Ecrypted Secrets Management

Events

Event Listeners

Firewalls

• Lazy Firewalls

Translator

• Pseudo-localization Translator

RateLimiter Component

• Symfony RateLimiter Component

Related

• Symfony Services
• Symfony Security