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AWS Key Management Service

AWS Key Management Service (AWS KMS) ek fully managed service hai jo encryption keys create, store,…

Overview

AWS Key Management Service — Quick Facts

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Field: Detail

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Service Name: AWS Key Management Service (AWS…

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Provider: Amazon Web Services (AWS)

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Category: Security / Encryption / Key…

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Infobox

📚 | Field | Detail | |---|---| | Service Name | AWS Key Management Service (AWS KMS) | |…

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Itihaas (History)

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2014 — AWS KMS launch hua as a…

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2015 — KMS Grants introduce hue —…

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2016 — Imported Key Material…

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2017 — Custom Key Stores launch…

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Kaise Kaam Karta Hai

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Plaintext data key — isse actual…

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Encrypted data key — ye data key…

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Encrypt: Data key se data encrypt…

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Decrypt: Encrypted data key ko KMS…

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Key Types

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AWS automatically create aur…

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Customer direct manage nahi karta…

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Free of charge (no monthly fee)

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Use case: jab default encryption…

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Envelope Encryption

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Master key (KMS key) kabhi KMS…

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Data key sirf temporarily memory…

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Agar koi encrypted data key chura…

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Key rotation ke baad bhi purana…

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Encryption Flow Diagram

✨ `mermaid sequenceDiagram participant App as Application participant KMS as AWS KMS…

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AWS Service Integrations

🌟 KMS almost har major AWS service ke saath integrate hai: | AWS Service | Integration Type…

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Use Cases

🚀 1. Data at Rest Encryption Sabse common use case — S3 buckets, EBS volumes, RDS databases…

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Fayde (Benefits)

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Fully managed — HSM procurement,…

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FIPS 140-2 validated —…

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Deep integration — 100+ AWS…

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Centralized control — saari keys…

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Limitations

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4 KB direct encrypt limit — KMS…

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Request rate limits — per-second…

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Regional keys — standard keys…

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Key deletion irreversible — key…

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Comparison: KMS vs CloudHSM vs Third-Party

🎯 | Feature | AWS KMS | AWS CloudHSM | Third-Party (Vault, etc.) | |---|---|---|---| |…

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Best Practices

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Har key ki key policy explicit…

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Root account ko administrative…

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Application roles ko sirf…

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Customer managed keys ke liye…

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Security Considerations

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Key policy vs IAM policy: Key…

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Encryption context: Har…

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VPC endpoints: KMS ke liye VPC…

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Key deletion protection:…

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Glossary

✨ | Term | Meaning | |---|---| | KMS Key | AWS KMS me stored logical key resource…

Comparison

Comparison: KMS vs CloudHSM vs Third-Party

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Management: Fully managed

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Compliance: FIPS 140-2 Level 2

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Key Control: Shared tenancy HSMs

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

AWS Key Management Service ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

AWS Key Management Service ka 'Service Name' kya hai?

Complete! 🎉

AWS Key Management Service Complete!

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