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A managed service to securely store, rotate, and retrieve application secrets like API keys, passwords, and credentials.
DESCRIPTION
AWS Secrets Manager centralizes secret storage with encryption, fine-grained access control, rotation, and auditing. It integrates with AWS KMS for key management and supports automatic rotation with Lambda. Developers retrieve secrets programmatically, reducing hard-coded credentials. It complements Parameter Store but adds rotation and lifecycle features. Proper IAM policies and rotation schedules are critical to minimize exposure and maintain compliance.
ALTERNATIVE DEFINITIONS
AWS Documentation
AWS Secrets Manager helps you protect secrets needed to access your applications, services, and IT resources.
Emphasizes protection for app and service access secrets.
AWS
AWS Secrets Manager is a secrets management service that helps you protect, rotate, manage, and retrieve credentials, API keys, and other secrets.
Highlights rotation, management, and retrieval capabilities.
RELATED TERMS
Secret Rotation Parameter Store Knowledge Management System IAM API Key Credentials Data Encryption Audit Logging Least Privilege
COMPETING TERMS
Vault AWS Systems Manager Parameter Store
RELATIONS
- Broader: Secrets Management
KNOWLEDGE AREAS
Data Security Cloud Infrastructure Software Engineering
TARGET AUDIENCE
DevOps Engineer Security Architect Cybersecurity Engineer Software Developer Cloud Architect
EXTERNAL SOURCES
- Wikipedia - Amazon Web Services
- AWS - Official Secrets Manager guide
- AWS - Product page and features
- AWS KMS - Encryption key management basics
TOP QUESTIONS
Why use AWS Secrets Manager instead of environment variables?
Secrets Manager provides encryption, rotation, auditing, and fine-grained access controls, reducing risk compared to static environment variables.
Category: Benefits
How does automatic secret rotation work?
Rotation uses Lambda functions to update credentials and validate, with schedules configured per secret, minimizing manual overhead.
Category: Operation
What are common mistakes with Secrets Manager?
Overly broad IAM policies, missing rotation, and embedding secret ARNs in public code repositories increase exposure risks.
Category: Mistakes
Is Secrets Manager suitable for database credentials?
Yes, it supports rotation integrations for common databases and securely retrieves credentials at runtime.
Category: UseCase
How does Secrets Manager compare to Parameter Store?
Parameter Store suits configuration values; Secrets Manager adds rotation and lifecycle features for sensitive secrets.
Category: Comparison
What is the biggest misunderstanding about Secrets Manager?
Some think storing a secret is enough; robust IAM, rotation, and auditing are equally critical.
Category: Misunderstanding
How to start using Secrets Manager securely?
Define IAM least privilege, enable rotation, encrypt with KMS CMKs, and integrate retrieval in application startup.
Category: Guidance
What are the risks of hard-coding secrets versus using Secrets Manager?
Hard-coding risks breaches and leaks; Secrets Manager centralizes control and reduces compromise blast radius.
Category: Risk
How does auditing work with Secrets Manager?
Use CloudTrail to log secret access and changes, and configure alerts for anomalous usage.
Category: Management