Aliens Wiki
Cinematic Knowledge Experience
0%
Aliens Wiki
Now Playing
Aliens Wiki · HIEN
⌨️ Keyboard Shortcuts
→Next slide ←Previous slide SpacePlay / Pause MNarration on/off FFullscreen ?Show/hide this
Press any key to close
Wiki Article · Cinematic

Hash Function

Hash function ek mathematical function hai jo kisi bhi size ka input (data, text, file) leke ek…

Overview
🌟

Hash Function — Quick Facts

📌

Property: Detail

🎯

Term: Hash Function

⚡

Category: Cryptography / Security / Data…

🔑

Type: Mathematical One-Way Function

Topic 1
📥 📥 🧠 🔬 💡 🎯

Infobox

📚 | Property | Detail | |---|---| | Term | Hash Function | | Category | Cryptography /…
Topic 2
💡

Simple Analogy

💡

Tum koi bhi meat daalo (chicken,…

🔑

Keema dekhke exactly bata nahi…

⚡

Same meat daaloge to hamesha same…

🎯

Thoda sa bhi alag meat daaloge to…

Topic 3
📥 ⚙️ 🔬 💡

How Hash Function Works

💡

Input: "Hello World" → SHA-256 →…

🔑

Input: "Hello World!" (sirf ek !…

⚡

Bilkul alag output — ye avalanche…

🎯

Input chahe 1 byte ho ya 1 TB,…

Topic 4
✨

Key Properties

⭐ | Property | Description | Kyun Zaroori Hai | |---|---|---| | Deterministic | Same input…
Topic 5
📥 📥 🧠 🔬 💡 🎯

Hashing Flow

🔑 `mermaid flowchart LR A["Input Data<br/>(Any size)"] --> B["Hash Function<br/>(SHA-256,…
Topic 6
✨

Types of Hash Functions

💡

Purpose: Security-critical…

🔑

Requirements: Collision…

⚡

Speed: Intentionally controlled…

🎯

Examples: SHA-256, SHA-3, BLAKE2,…

Topic 7
✨

Common Hash Algorithms

🌟 | Algorithm | Output Size | Type | Speed | Security Status | Primary Use |…
Topic 8
✨

Use Cases

💡

User registration: password → hash…

🔑

User login: entered password →…

⚡

Match = correct password. No match…

🎯

Database leak hone par bhi…

Topic 9
📚

Hash Collisions

💡

Possible inputs = infinite

🔑

Possible outputs = finite…

⚡

Agar attacker collision create kar…

🎯

Digital signature forgery possible…

Topic 10
💡

Password Hashing — Special Category

💡

Random string jo har user ke liye…

🔑

Password + Salt → Hash

⚡

Database me salt + hash dono store…

🎯

Benefit: Same password "123456" ke…

Topic 11
✨

Hashing vs Encryption

🎯 Bahut log confuse hote hain — hashing aur encryption same nahi hain: | Aspect | Hashing |…
Comparison
✨

Hashing vs Encryption

⚖️

Direction: One-way (irreversible)

⚖️

Purpose: Verification, integrity

⚖️

Key Required?: No (except HMAC)

Diagram
📥 ⚙️ 🔬 💡

Visual Flow

📊 Diagram visualization — details in narration
Related Topics

See Also

📖

Encryption

🔗

Digital Signature

💡

Hash Map

📚

Password

🔑

SHA-256

🌐

MD5

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 1

Hash Function ka sabse sahi definition kya hai?

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 2

Hash Function ka 'Term' kya hai?

Complete! 🎉
COMPLETE

Hash Function Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

✅

Hash Function Complete

➡️

Encryption

1/19
0:00
REC 00:00ESC=Cancel
Aliens School
3
Recording shuru hone wali hai...
✅
Recording Complete
Video process ho rahi hai...
Live Class
Slide 1 / 7
Timer
00:00
📝 Speaker Notes
—
⏭️ Up Next
—
—
🗂️ All Slides