$30 off During Our Annual Pro Sale. View Details »

Introduction to Firewalls

Avatar for raghothams raghothams
June 20, 2012
Technology
3
130

Introduction to Firewalls

Avatar for raghothams

raghothams

June 20, 2012
Tweet

More Decks by raghothams

See All by raghothams
Language Model for Music Recommendation
Avatar for raghothams raghothams
0
70
Securing Machine Learning Models
Avatar for raghothams raghothams
0
47
Deep Learning for Fonts
Avatar for raghothams raghothams
0
490
Data Science 101
Avatar for raghothams raghothams
0
53

Other Decks in Technology

See All in Technology
2025-12-18_AI駆動開発推進プロジェクト運営について / AIDD-Promotion project management
Avatar for yayoi_dd yayoi_dd
0
160
ハッカソンから社内プロダクトへ AIエージェント「ko☆shi」開発で学んだ4つの重要要素
Avatar for そのだ sonoda_mj
6
1.7k
フィッシュボウルのやり方 / How to do a fishbowl
Avatar for Pauli pauli
2
390
AI駆動開発の実践とその未来
Avatar for Ikko Eltociear Ashimine eltociear
2
500
TED_modeki_共創ラボ_20251203.pdf
Avatar for AIxIoTビジネス共創ラボ iotcomjpadmin
0
150
アラフォーおじさん、はじめてre:Inventに行く / A 40-Something Guy’s First re:Invent Adventure
Avatar for 株式会社カミナシ kaminashi
0
160
AI with TiDD
Avatar for Shiraji shiraji
1
300
まだ間に合う！ Agentic AI on AWSの現在地をやさしく一挙おさらい
Avatar for みのるん minorun365
17
2.8k
MySQLとPostgreSQLのコレーション / Collation of MySQL and PostgreSQL
Avatar for とみたまさひろ tmtms
1
1.2k
Authlete で実装する MCP OAuth 認可サーバー #CIMD の実装を添えて
Avatar for watahani watahani
0
180
LayerX QA Night#1
Avatar for koyaman2 koyaman2
0
260
2025年のデザインシステムとAI 活用を振り返る
Avatar for Tech Leverages leveragestech
0
270

Featured

See All Featured
Jamie Indigo - Trashchat’s Guide to Black Boxes: Technical SEO Tactics for LLMs
Avatar for Tech SEO Connect techseoconnect
PRO
0
32
Rebuilding a faster, lazier Slack
Avatar for samanthasiow samanthasiow
85
9.3k
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
Avatar for Sam Stephenson sstephenson
162
16k
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
Avatar for Dan Newman danielanewman
231
22k
Product Roadmaps are Hard
Avatar for C. Todd Lombardo iamctodd
PRO
55
12k
Sharpening the Axe: The Primacy of Toolmaking
Avatar for Bryan Cantrill bcantrill
46
2.6k
StorybookのUI Testing Handbookを読んだ
Avatar for Shingo Yamazaki zakiyama
31
6.5k
AI Search: Implications for SEO and How to Move Forward - #ShenzhenSEOConference
Avatar for Aleyda Solis aleyda
1
1k
Breaking role norms: Why Content Design is so much more than writing copy - Taylor Woolridge
Avatar for UX Y'all uxyall
0
120
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
Avatar for Kevin Liebholz kevinliebholz
37
6.2k
Building Flexible Design Systems
Avatar for Yesenia Perez-Cruz yeseniaperezcruz
330
39k
The Organizational Zoo: Understanding Human Behavior Agility Through Metaphoric Constructive Conversations (based on the works of Arthur Shelley, Ph.D)
Avatar for Dr. Kim W Petersen kimpetersen
PRO
0
200

Transcript

  1. Firewall

  2. Firewall? What is

  3. Firewall types 3

  4. Firewall types 3

  5. Firewall types 3

  6. Firewall types 3

  7. Firewall types 3

  8. Firewall types 3

  9. Packet Filter

  10. Packet Filter

  11. Packet Filter Check

  12. Packet Filter Check

  13. Packet Filter Check

  14. Packet Filter Check Source IP : Port

  15. Packet Filter Check Source IP : Port Destination IP :

    Port

  16. Packet Filter Check Source IP : Port Destination IP :

    Port TTL

  17. Packet Filter Check Source IP : Port Destination IP :

    Port TTL Destination Service

  18. Packet Filter Check Source IP : Port Destination IP :

    Port TTL Destination Service Located on Routers Switches Wireless Access Points  

  19. Packet Filter Check Source IP : Port Destination IP :

    Port TTL Destination Service Located on Routers Switches Wireless Access Points  

  20. Firewall types 3

  21. Application Layer

  22. Application Layer Process 1 Process 2 Process 3

  23. Application Layer Process 1 Process 2 Process 3

  24. Application Layer Process 1 Process 2 Process 3

  25. Application Layer Process 1 Process 2 Process 3

  26. Application Layer Process 1 Process 2 Process 3

  27. Firewall types 3

  28. Proxy

  29. Proxy Anonymity

  30. Proxy Anonymity Caching

  31. Proxy Anonymity Caching Blocking