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Wiki Article · Cinematic
Network ACL
Overview
🌟
Network ACL —
Quick Facts
📌
Property: Detail
🎯
Topic: Network ACL (Access Control List)
⚡
Category: Network Security / Infrastructure
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Type: Traffic Filtering Mechanism
Topic 1
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Lead
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Network ACL (Access Control List) ek set of rules hai jo network traffic ko allow ya deny…
Topic 2
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Infobox
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| Property | Detail | |---|---| | Topic | Network ACL (Access Control List) | | Category…
Topic 3
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1. ACL Types Overview
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Network ACLs ke multiple types hain. Har type ka apna scope aur matching criteria hai. |…
Topic 4
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2. How Network ACLs Work
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Rule Number — priority define…
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Protocol — TCP, UDP, ICMP, ya all
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Port Range — destination port ya…
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Source — source IP address ya CIDR…
Topic 5
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3. Stateless vs Stateful
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Har packet independently evaluate…
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Return traffic automatically…
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Agar inbound HTTP (port 80) allow…
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Response ko wapas jaane ke liye…
Topic 6
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📊
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4. ACL Rule Structure
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Rules ko 10 ya 100 ke increments…
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Gaps rakhne se baad me beech me…
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Lower numbers pehle evaluate hote…
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Deny rules ko specific allow rules…
Topic 7
📥
⚙️
🔬
💡
5. Cloud Network ACLs
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Har VPC ke saath ek default NACL…
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Custom NACLs create kar sakte hain…
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Har subnet exactly ek NACL se…
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Ek NACL multiple subnets se…
Topic 8
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⚙️
🔬
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6. Traffic Filtering Flow Diagram
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`mermaid graph TB subgraph "Internet" CLIENT[Client Request<br/>HTTP/HTTPS] end subgraph…
Topic 9
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7. On-Premise ACLs
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Interface level par apply hoti…
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Packet forwarding decisions ke…
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Standard ACLs source IP ke basis…
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Extended ACLs source, destination,…
Topic 10
✨
8. NACL vs Security Group
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Security Groups — primary defense,…
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Network ACLs — additional defense…
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Best practice — dono use karo…
Topic 11
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9. Best Practices
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Least Privilege — sirf zaroori…
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Explicit Deny before Implicit —…
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Ephemeral Ports — outbound rules…
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Increment Strategy — rules ko…
Topic 12
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10. Common Use Cases
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Public subnet ko specific ports…
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Database subnet ko sirf…
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Management subnet ko restricted IP…
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PCI-DSS ke liye cardholder data…
Topic 13
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📥
🧠
🔬
💡
🎯
11. Challenges
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| # | Challenge | Description | |---|---|---| | 1 | Stateless Complexity | Return traffic…
Topic 14
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⚙️
🔬
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12. Benefits
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| # | Benefit | Description | |---|---|---| | 1 | Defense in Depth | Security Groups ke…
Topic 15
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13. Glossary
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| # | Term | Definition | |---|---|---| | 1 | ACL | Access Control List — rules ka set jo…
Topic 16
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16. Disclaimer
🏗️
Yeh article sirf educational aur informational purposes ke liye hai. Network ACL…
Comparison
✨
8. NACL vs Security Group
⚖️
Level: Subnet level
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State: Stateless
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Return Traffic: Explicitly allow karna…
Diagram
📥
⚙️
🔬
💡
Visual Flow
📊
Diagram visualization — details in narration
Related Topics
See
Also
📖
Network — Computer networking…
🔗
Network_address_translation — NAT…
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Firewall — Network firewall…
📚
VPC — Virtual Private Cloud…
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Subnet — Subnetting concepts
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Security_group — Instance-level…
Quick Quiz
🧠
QUIZ TIME
Quiz —
Question 1
Network ACL ka 'Topic' kya hai?
A
Network ACL (Access Control List)
B
Koi specific nahi
C
Yeh define nahi kiya ja sakta
D
Sab kuch possible hai
Complete! 🎉
COMPLETE
Network ACL
Complete!
Aliens Wiki · HIEN · Cinematic Knowledge
✅
Network ACL Complete
➡️
Network — Computer networking…
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