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ECDSA

ECDSA (Elliptic Curve Digital Signature Algorithm) ek cryptographic algorithm hai jo digital…

Overview
🌟

ECDSA — Quick Facts

📌

Property: Detail

🎯

Full Name: Elliptic Curve Digital Signature…

⚡

Category: Cryptography / Digital Signatures…

🔑

Type: Asymmetric (Public Key)…

Topic 1
📚

Kya Hai ECDSA

💡

Message usi person ne sign kiya…

🔑

Message change nahi hua signing ke…

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Signer deny nahi kar sakta ke usne…

Topic 2
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Analogy — Royal Wax Seal

💡 | Seal Concept | ECDSA Concept | Kya Karta Hai | |---|---|---| | Raja ka seal ring |…
Topic 3
✨

Kyun Important Hai

💡

Chhoti key, same security: ECDSA…

🔑

Faster operations: Key generation,…

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Less bandwidth: Chhoti keys =…

🎯

Less storage: IoT devices me…

Topic 4
📥 ⚙️ 🔬 💡

Kaise Kaam Karta Hai (Simplified)

💡

Ek random number choose karo (yeh…

🔑

Is number ko elliptic curve ke…

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Result = public key (ek point…

🎯

Message ka hash nikalo (SHA-256…

Topic 5
📥 ⚙️ 🔬 💡

Sign aur Verify Flow

🔑 `mermaid sequenceDiagram participant S as Sender (Private Key) participant M as Message…
Topic 6
✨

ECDSA vs RSA vs DSA

✨ | Aspect | ECDSA | RSA | DSA | |---|---|---|---| | Full Name | Elliptic Curve DSA |…
Topic 7
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Common Elliptic Curves

🌟 | Curve Name | Also Known As | Key Size | Security Level | Primary Use |…
Topic 8
✨

Kahan Use Hota Hai

💡

Jab tum browser me https://…

🔑

Certificate me ECDSA public key…

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Server ECDSA se sign karta hai,…

🎯

Modern certificates mostly ECDSA…

Topic 9
📥 📥 🧠 🔬 💡 🎯

Security Considerations

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Signing me ek random nonce (k) use…

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Agar same nonce do baar use ho…

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Sony PlayStation 3 hack (2010) —…

🎯

Deterministic nonce (RFC 6979) use…

Topic 10
📥 ⚙️ 🔬 💡

Best Practices

💡 1. P-256 ya better use karo — chhoti curves (< 256-bit) avoid karo 2. Deterministic nonce…
Comparison
✨

ECDSA vs RSA vs DSA

⚖️

Full Name: Elliptic Curve DSA

⚖️

Based On: Elliptic Curve math (ECDLP)

⚖️

128-bit Security Key Size: 256-bit

Diagram
📥 ⚙️ 🔬 💡

Visual Flow

📊 Diagram visualization — details in narration
Related Topics

See Also

📖

Digital_signature

🔗

Elliptic_curve_cryptography

💡

RSA

📚

Public_key_cryptography

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Hash_function

🌐

TLS

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 1

ECDSA ka sabse sahi definition kya hai?

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 2

ECDSA ka 'Full Name' kya hai?

Complete! 🎉
COMPLETE

ECDSA Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

✅

ECDSA Complete

➡️

Digital_signature

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