How Encryption Works
Ever wondered how encryption really works? In this video I explore all the key types you might find!
Note corrections at end of Chapters!
🔎 Looking for content on a particular topic? Search the channel. If I have something it will be there!
▬▬▬▬▬▬ C H A P T E R S ⏰ ▬▬▬▬▬▬
0:00 - Introduction
1:12 - Everything is encrypted!
1:57 - Why encrypt?
4:06 - Browser "secure"
6:25 - Cipher information of a connection
9:30 - Pack capture and TCP handshake
10:52 - HTTP, TLS and HTTPS
12:55 - Cheesecake Factory and TLS 1.2
14:13 - Types of encryption - Symmetric
17:19 - Enter Modulus
21:45 - Asymmetric encryption
27:55 - TLS handshake - Client Hello
34:03 - Server Hello
38:39 - Certificate
46:30 - Server Key Exchange
48:48 - Server Hello Done
49:23 - Client Key Exchange, Change Cipher Spec and Encrypted Handshake
51:26 - Server Change Cipher Spec and Encrypted Handshake
52:36 - TLS Record Protocol to send data
55:16 - How to share a secret
56:05 - Why not just use RSA?
58:07 - Diffie-Hellman with colors
1:02:06 - Diffie-Hellman with math
1:09:55 - Diffie-Hellman with elliptic curves
1:15:10 - Adding g to itself on a curve
1:17:47 - Curves in a finite field
1:31:05 - Named curves
1:33:28 - How its used
1:38:15 - Pre-master secret to master secret
1:41:22 - Shawn the terrible person
1:42:00 - ECDHE WITH RSA
1:43:55 - Using two very big prime numbers
1:50:22 - Using RSA and a test
1:55:29 - Hash with SHA
2:03:24 - WE HAVE A SHARED SECRET
2:04:24 - Advanced Encryption Standard
2:06:10 - Key scheduler to round keys
2:06:55 - A round
2:12:10 - Multiple rounds and final output
2:14:29 - AES ECB problem
2:16:28 - Cipher Block Chaining
2:18:40 - Counter mode
2:23:29 - Shawn and Tim still a problem
2:24:30 - Galois Counter Mode to save us
2:30:05 - And done!
2:32:40 - TLS 1.3 differences
2:37:00 - Summary and close
Correction:
24:05 Meant to write KPub not KPriv lol
▬▬▬▬▬▬ K E Y L I N K S 🔗 ▬▬▬▬▬▬
► Whiteboard:
🔗 https://github.com/johnthebrit/Random...
▬▬▬▬▬▬ Want to learn more? 🚀 ▬▬▬▬▬▬
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🧠 Mentoring Content
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❔ Questions? Maybe I answered it in my FAQ
🔗 https://savilltech.com/faq.html
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👂 I have manually updated the captions to be as accurate as possible. Enable the subtitles and from there you can translate to your native language via the auto-translate feature in settings! YouTube Captions and Auto Translate Q... for a demo of using this feature.
SUBSCRIBE ✅ @ntfaqguy
#johnsavillstechnicaltraining #onboardtoazure #security #encryption
Note corrections at end of Chapters!
🔎 Looking for content on a particular topic? Search the channel. If I have something it will be there!
▬▬▬▬▬▬ C H A P T E R S ⏰ ▬▬▬▬▬▬
0:00 - Introduction
1:12 - Everything is encrypted!
1:57 - Why encrypt?
4:06 - Browser "secure"
6:25 - Cipher information of a connection
9:30 - Pack capture and TCP handshake
10:52 - HTTP, TLS and HTTPS
12:55 - Cheesecake Factory and TLS 1.2
14:13 - Types of encryption - Symmetric
17:19 - Enter Modulus
21:45 - Asymmetric encryption
27:55 - TLS handshake - Client Hello
34:03 - Server Hello
38:39 - Certificate
46:30 - Server Key Exchange
48:48 - Server Hello Done
49:23 - Client Key Exchange, Change Cipher Spec and Encrypted Handshake
51:26 - Server Change Cipher Spec and Encrypted Handshake
52:36 - TLS Record Protocol to send data
55:16 - How to share a secret
56:05 - Why not just use RSA?
58:07 - Diffie-Hellman with colors
1:02:06 - Diffie-Hellman with math
1:09:55 - Diffie-Hellman with elliptic curves
1:15:10 - Adding g to itself on a curve
1:17:47 - Curves in a finite field
1:31:05 - Named curves
1:33:28 - How its used
1:38:15 - Pre-master secret to master secret
1:41:22 - Shawn the terrible person
1:42:00 - ECDHE WITH RSA
1:43:55 - Using two very big prime numbers
1:50:22 - Using RSA and a test
1:55:29 - Hash with SHA
2:03:24 - WE HAVE A SHARED SECRET
2:04:24 - Advanced Encryption Standard
2:06:10 - Key scheduler to round keys
2:06:55 - A round
2:12:10 - Multiple rounds and final output
2:14:29 - AES ECB problem
2:16:28 - Cipher Block Chaining
2:18:40 - Counter mode
2:23:29 - Shawn and Tim still a problem
2:24:30 - Galois Counter Mode to save us
2:30:05 - And done!
2:32:40 - TLS 1.3 differences
2:37:00 - Summary and close
Correction:
24:05 Meant to write KPub not KPriv lol
▬▬▬▬▬▬ K E Y L I N K S 🔗 ▬▬▬▬▬▬
► Whiteboard:
🔗 https://github.com/johnthebrit/Random...
▬▬▬▬▬▬ Want to learn more? 🚀 ▬▬▬▬▬▬
📖 Recommended Learning Path for Azure
🔗 https://learn.onboardtoazure.com
🥇 Certification Content Repository
🔗 https://github.com/johnthebrit/Certif...
📅 Weekly Azure Update
🔗 Azure Infrastructure Updates
☁ Azure Master Class
🔗 Microsoft Azure Master Class v2
⚙ DevOps Master Class
🔗 DevOps Master Class
💻 PowerShell Master Class
🔗 PowerShell Master Class
🎓 Certification Cram Videos
🔗 Microsoft Certification Exam Prep Videos
🧠 Mentoring Content
🔗 Virtual Mentoring
❔ Questions? Maybe I answered it in my FAQ
🔗 https://savilltech.com/faq.html
👕 Cure Childhood Cancer Charity T-Shirt Channel Store
🔗 https://johns-t-shirts-store.creator-...
👂 I have manually updated the captions to be as accurate as possible. Enable the subtitles and from there you can translate to your native language via the auto-translate feature in settings! YouTube Captions and Auto Translate Q... for a demo of using this feature.
SUBSCRIBE ✅ @ntfaqguy
#johnsavillstechnicaltraining #onboardtoazure #security #encryption
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