

David Bombal
David Bombal
Want to learn about IT? Want to get ahead in your career? Well, this is the right place!
On this channel, I discuss Python, Ethical Hacking, Networking, Network Automation, CCNA, Virtualization and other IT related topics.
This YouTube channel has new videos every week! Subscribe for technical, detailed, no fluff content.
David’s details:
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
Website: http://www.davidbombal.com
YouTube: https://www.youtube.com/davidbombal
All the best!
David
On this channel, I discuss Python, Ethical Hacking, Networking, Network Automation, CCNA, Virtualization and other IT related topics.
This YouTube channel has new videos every week! Subscribe for technical, detailed, no fluff content.
David’s details:
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
Website: http://www.davidbombal.com
YouTube: https://www.youtube.com/davidbombal
All the best!
David
Episodes
Mentioned books

May 30, 2022 • 20min
#383: Synology NAS any good? // Quick setup
Synology NAS (Network Attached Storage) Quick Start Guide. Get up and running in a few minutes :)
// My YouTube channels //
YouTube Tech Channel: https://youtube.com/channel/UCZTIRrEN...
YouTube Clips Channel: https://www.youtube.com/channel/UCbY5...
YouTube Shorts Channel: https://www.youtube.com/channel/UCEyC...
YouTube Kids Channel: https://www.youtube.com/channel/UC4VH...
// MENU //
00:00 ▶️ Introduction
00:37 ▶️ Jump to Unboxing and Setup
00:50 ▶️ Cons of portable hard drives
01:32 ▶️ Importance of Network Attached Storage (NAS)
02:09 ▶️ Synology NAS
03:06 ▶️ The Synology NAS DS220+ Unboxing and hard drive installation
05:52 ▶️ DS220+ setup
07:32 ▶️ Pros of using a NAS
08:25 ▶️ DS220+ setup (continued)
12:38 ▶️ RAID calculator
13:04 ▶️ DS220+ setup (continued)
15:38 ▶️ Connecting File Explorer to the NAS
18:19 ▶️ Available applications
19:25 ▶️ Conclusion
// Synology Calculators and Tools //
Synology RAID Calculator: https://www.synology.com/en-uk/suppor...
Synology RAID explained: https://kb.synology.com/en-id/DSM/hel...
Compatibility list: https://www.synology.com/en-uk/compat...
// David's SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube Main Channel: https://www.youtube.com/davidbombal
YouTube Tech Channel: https://youtube.com/channel/UCZTIRrEN...
YouTube Clips Channel: https://www.youtube.com/channel/UCbY5...
YouTube Shorts Channel: https://www.youtube.com/channel/UCEyC...
Apple Podcast: https://davidbombal.wiki/applepodcast
Spotify Podcast: https://open.spotify.com/show/3f6k6gE...
// MY STUFF //
https://www.amazon.com/shop/davidbombal
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
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#nas #synology #storage

May 30, 2022 • 5min
#382: My channel changes today
The only constant is change. Today my channel changes.
// YouTube channels //
YouTube Tech Channel: https://youtube.com/channel/UCZTIRrEN...
YouTube Clips Channel: https://www.youtube.com/channel/UCbY5...
YouTube Shorts Channel: https://www.youtube.com/channel/UCEyC...
YouTube Kids Channel: https://www.youtube.com/channel/UC4VH...
// Podcasts //
Apple Podcast: https://davidbombal.wiki/applepodcast
Spotify Podcast: https://open.spotify.com/show/3f6k6gE...
// MENU //
00:00 ▶️ The Only Constant Is Change
00:57 ▶️ The Hacking Videos
01:17 ▶️ What I'm Going To Do
01:51 ▶️ More Advanced Content
02:16 ▶️ Short Form Content
02:39 ▶️ Only the Beginning
03:06 ▶️ But Why?
03:32 ▶️ Comment! What Content Do You Want to See?
4:08 ▶️ Thank You for Joining My Journey
4:20 ▶️ Outro
// David's SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube Main Channel: https://www.youtube.com/davidbombal
YouTube Tech Channel: https://youtube.com/channel/UCZTIRrEN...
YouTube Clips Channel: https://www.youtube.com/channel/UCbY5...
YouTube Shorts Channel: https://www.youtube.com/channel/UCEyC...
Apple Podcast: https://davidbombal.wiki/applepodcast
Spotify Podcast: https://open.spotify.com/show/3f6k6gE...
// MY STUFF //
https://www.amazon.com/shop/davidbombal
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
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#hacking #infosec #kalilinux

May 28, 2022 • 57min
#381: You need to take control
Stop making excuses.
// David Bombal Memberships //
Free: https://courses.davidbombal.com/p/dav...
All-Inclusive Membership (includes Boson ExSim and NetSim): https://courses.davidbombal.com/p/all...
// FREE CCNA Course //
Get Jeremy's CCNA course for free (limited) on davidbombal.com - register here: https://davidbombal.wiki/freeccnadavid
If the above link doesn't work, try this one: https://courses.davidbombal.com/p/com...
// MENU //
00:00 ▶️ Introduction
00:30 ▶️ David Bombal Membership Programme
02:00 ▶️ Du'An introduction
02:51 ▶️ Humble beginnings
07:03 ▶️ Accept who you are
10:09 ▶️ Advice for your younger self
10:27 ▶️ Doing something intentionally
11:17 ▶️ Opening doors
13:09 ▶️ "4 hours every day"
14:35 ▶️ Managing time
18:02 ▶️ Advice for struggling readers
19:45 ▶️ The books that helped
22:45 ▶️ Avoiding distractions
25:34 ▶️ Setting goals
26:41 ▶️ "The One Big Thing"
29:18 ▶️ Recommended books
31:00 ▶️ The "one" advice
32:11 ▶️ Financial advice
33:04 ▶️ College/University degrees & advice
38:38 ▶️ CCNA changing lives
40:44 ▶️ Deciding to take the CCNA
42:19 ▶️ From here to there
44:05 ▶️ Bridging Networking and Developing
44:47 ▶️ Advice to get into networking
45:43 ▶️ Recommended certifications & advice
49:52 ▶️ Getting the Cloud Practitioner certification
50:35 ▶️ A future for network engineers on the cloud
51:32 ▶️ Advice for traditional network engineers
52:55 ▶️ Helping others
53:25 ▶️ Explaining Kubernetes
54:40 ▶️ Technologies difficult to understand
55:39 ▶️ Last thoughts
56:59 ▶️ Conclusion
// Books Mentioned //
- How to win friends and influence people - Dale Carnegre: https://amzn.to/3lux7MG
- The Alchemist – Paulo Coelho: https://amzn.to/3MFKe9N
- The one thing – Gary Keller: https://amzn.to/3wAvl2G
- Deep Work – Cal Newport: https://amzn.to/3PMn2IW
- The 4 hour work week – Timothy Ferriss: https://amzn.to/3877wGn
- Atomic Habits – James Clear: https://amzn.to/3wBJqNu
- The power of the habit – Charles Duhigg: https://amzn.to/3LBdmO3
- As a man Thinketh – James Allen: https://amzn.to/3lzjb3P
// David's SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube: https://www.youtube.com/davidbombal
// Du'An's SOCIAL //
Twitter: https://twitter.com/labeveryday
YouTube: https://www.youtube.com/labeveryday
LinkedIn: https://www.linkedin.com/in/duanlight...
Github: https://github.com/labeveryday
How CCNA changed my life: https://youtu.be/TqE4Uc-pLjw
// MY STUFF //
https://www.amazon.com/shop/davidbombal
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
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#motivation #inspiration #motivate

May 28, 2022 • 35min
#380: FREE CCNA 200-301 course // Complete unlimited 2022 course
You can get access to a full FREE CCNA course today. If you cannot afford to buy IT training, here's your opportunity. No need to pay for IT training. You can change your life with this free training.
Use the links below to get free access.
// MENU //
00:00 ▶️ The Catalyst That Opened Up Many Opportunities
00:32 ▶️ You Can Help Me Improve My Video Quality
01:57 ▶️ Introduction//Welcome, Jeremy!
02:38 ▶️ Free CCNA Course
04:09 ▶️ Why Pay If It's Free?
05:37 ▶️ How We Make Free Content
06:20 ▶️ Thank You!
06:52 ▶️ Jeremy's Journey To CCNA
07:21 ▶️ Comment If You Want Guitar Lessons!
08:03 ▶️ Going to Japan
08:38 ▶️ Discovering IT
09:08 ▶️ Finding Networking//Network Chuck//David Bombal
10:19 ▶️ Give Back to the Community
11:22 ▶️ Studying CCNA Part-Time
12:21 ▶️ Experience Varies//Everything Changes
12:55 ▶️ How Jeremy Got His First Networking Job
15:08 ▶️ How to Get a Job With No Experience
15:24 ▶️ Being Multilingual
15:48 ▶️ Getting CCNA & CCNP Certifications
16:25 ▶️ Building a Portfolio
16:57 ▶️ Job Requirements//Apply Anyway
17:26 ▶️ Soft Skills Are More Important
18:05 ▶️ If Jeremy Didn't Start His YouTube Channel
18:42 ▶️ Impostor Syndrome//Keep On Learning
19:52 ▶️ Starting Broad and Narrowing It Down
21:03 ▶️ Study Like A Mad Man!
21:57 ▶️ Where Soft Skills Come Into Play
23:00 ▶️ Japan//Culture Shock
23:49 ▶️ Is CCNA a Good Career Choice?
25:50 ▶️ Applying For Jobs//Worst Thing That Could Happen
26:57 ▶️ Don't Burn Bridges//Networking With People
28:36 ▶️ Don't Be Shy To Say You Don't Know
29:15 ▶️ Google-fu//Google is a Skill
30:39 ▶️ Jeremy'sITLab//CCNP Course When?
31:41 ▶️ Final Thoughts//Networking Is Awesome
33:11 ▶️ Networking Gives You a Solid Foundation For IT
33:55 ▶️ CCNA Opened Doors For David Bombal
34:28 ▶️ Networking Isn't Going Away Any Time Soon
34:58 ▶️ Thanks, Jeremy!
// Paid and FREE course links //
Want to support us? Buy the course from Udemy here: https://davidbombal.wiki/ccnaudemy
Or get the course for free (limited) on davidbombal.com - register here: https://davidbombal.wiki/freeccnadavid
If the above link doesn't work, try this one: https://courses.davidbombal.com/p/com...
Or watch for free on YouTube here: https://davidbombal.wiki/freeccnayoutube
// David Bombal Memberships //
Free: https://courses.davidbombal.com/p/dav...
All-Inclusive Membership (includes Boson ExSim and NetSim): https://courses.davidbombal.com/p/all...
// David's SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube: https://www.youtube.com/davidbombal
// Jeremy's SOCIAL //
Twitter: https://twitter.com/jeremysitlab
YouTube: https://www.youtube.com/c/JeremysITLab
Website: https://www.jeremysitlab.com/
LinkedIn: https://www.linkedin.com/in/jeremypmc...
Discord: https://discord.com/invite/pkBYDnqFD9
// MY STUFF //
https://www.amazon.com/shop/davidbombal
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
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#ccna #cisco #200301

May 16, 2022 • 1h 12min
#379: WiFi Has Changed Is UniFi Better Than Cisco
Is UniFi better than Cisco? What's great about UniFi and what's not? Tom Lawrence tells us his thoughts about UniFi WiFi, switches, routing and other products.
For Transparency: Both Ubiquity and Cisco have given me products. Ubiquity have never paid me money for any video (but Cisco have sponsored videos in the past).
// MENU //
00:00 ▶️ Cisco licenses are a nightmare
01:00 ▶️ Tom Lawrence & Unifi
03:12 ▶️ Difference between Unifi & Ubiquiti
05:56 ▶️ Tailored for WISP
07:08 ▶️ Cisco Business
09:08 ▶️ Configuring Unifi switches & access points
10:09 ▶️ Terrible Unifi support
11:51 ▶️ Making money resetting to default
12:10 ▶️ Do the devices have CLI?
13:09 ▶️ Web-browser on Unifi devices
13:30 ▶️ Unifi Controller
16:28 ▶️ Unifi Consoles
18:05 ▶️ Unifi Routing
21:16 ▶️ Do the switches support routing?
22:59 ▶️ Unifi switches as layer 2 switches
24:12 ▶️ Unifi USG
26:46 ▶️ Pros and Cons of Unifi
33:49 ▶️ Buggy Ubiquiti software
35:52 ▶️ Confidence in Unifi
37:44 ▶️ Access Points rule of thumb
38:42 ▶️ Advantages of Ubiquiti
43:17 ▶️ "The world is changing"
45:13 ▶️ Running the controller without a Unifi account
47:19 ▶️ Vlans & Routing
50:23 ▶️ Unifi Switches
54:23 ▶️ Unifi 6 Access Points
57:43 ▶️ Recommended products
01:01:56 ▶️ Unifi firmware updates
01:02:55 ▶️ Inexpensive options
01:05:04 ▶️ Third-party support
01:06:12 ▶️ Unifi 6 Long Range
01:07:22 ▶️ Unifi Camera
01:10:42 ▶️ Closing thoughts and recommendations
01:11:26 ▶️ Conclusion
// Videos mentioned //
Hackersploit: https://youtu.be/yYY5mJoUZjU
Eric: https://youtu.be/cMR19vkNqS8
// Books Mentioned //
Privilege Escalation Techniques: https://amzn.to/3FUDcLO
Mastering Python Networking: https://amzn.to/3MkaZQN
// David's SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube: https://www.youtube.com/davidbombal
// Tom's SOCIAL //
Twitter: https://twitter.com/TomLawrenceTech
YouTube: https://www.youtube.com/user/TheTeckn...
Website: https://lawrencesystems.com/
LinkedIn: https://www.linkedin.com/in/lawrences...
Instagram: https://www.instagram.com/lawrencesys...
// MY STUFF //
https://www.amazon.com/shop/davidbombal
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
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#unifi #ubiquiti #wifi

May 16, 2022 • 24min
#378: They said this doesn't work 🤣 Hacking networks with VLAN hopping and Python
Don't believe what you read online. VLAN hopping is possible and I'm going to show you how :) I'll also show you have to mitigate these types of attacks.
Boson Bombal 8 Weeks to CCNA: https://davidbombal.wiki/bosonbombal
// MENU //
00:00 ▶️ Messing With The Network
00:51 ▶️ Intro to VLAN Hopping
01:20 ▶️ VLAN Test Setup
2:35 ▶️ Starting Wireshark Captures//Filtering for ICMP
3:30 ▶️ Python Script Explained
4:13 ▶️ Windows 11 Network Setup
4:52 ▶️ VLAN Configuration Diagram
5:02 ▶️ Python Script Explained Continued
5:17 ▶️ Test 01 - Running the script in Kali Linux
5:51 ▶️ Examining ICMP Packets in Wireshark
6:46 ▶️ Examining Network Setup with PuTTY
8:29 ▶️ Why the script doesn't work
8:44 ▶️ Test 02 - One More Time
9:30 ▶️ How to make it work
10:21 ▶️ Test 03 - Running the modified script
10:40 ▶️ The Trick Step by Step
11:31 ▶️ Test 04 - I'll Do That Again
12:46 ▶️ Test 05 - Let's Try That Again
15:44 ▶️ How To Mitigate VLAN Hopping
17:26 ▶️ Test 06 - After Implementing Mitigation
18:09 ▶️ Don't Use VLAN 1
18:22 ▶️ Changing the Native VLAN
19:22 ▶️ Test 07 - After Changing Native VLAN
19:45 ▶️ Test 08 - After Changing Native VLAN
19:58 ▶️ Again, Don't Use VLAN 1!
21:00 ▶️ Looking At The Modified Python Script
21:55 ▶️ Changing the Python Script to Target New VLAN Config
23:04 ▶️ Stacking Multiple Packets
// TAP used //
Dualcomm ETAP-2003 10/100/1000Base-T TAP :https://amzn.to/3we7mGI
// Script //
Github: https://github.com/davidbombal/scapy/...
// Previous videos //
Previous video: https://youtu.be/CIWD9fYmDig
Playlist: https://davidbombal.wiki/scapy
// SCAPY RESOURCES //
Website: https://scapy.net/
Documentation: https://scapy.readthedocs.io/en/latest/
// SCAPY INSTALLATION //
sudo apt update
sudo apt install python3-pip
sudo pip3 install scapy
// David's SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube: https://www.youtube.com/davidbombal
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
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Disclaimer: This video is for educational purposes only. I own all equipment used for this demonstration. No actual attack took place on any websites.
Please note that links listed may be affiliate links and provide me with a small percentage/kickback should you use them to purchase any of the items listed or recommended. Thank you for supporting me and this channel!
#python # #hacking #cyber

May 11, 2022 • 53min
#377: Hacking CCTV And IP Cameras Are You Safe?
Is your CCTV secured? Are your IP cameras safe? Too easy to hack?
This is my third interview with the professional hacker Occupy The Web. In this video, we discuss hacking CCTV, IP cameras and SCADA (supervisory control and data acquisition).
// MENU //
00:00 ▶️ It Didn't Stop Us!
00:43 ▶️ YouTube Is Not Realistic
02:58 ▶️ Hacking Is Boring?
04:12 ▶️ In An Alternative Universe
04:35 ▶️ High vs Low Value Targets
07:09 ▶️ Hacking Ukraine CCTV Cameras
08:04 ▶️ Why Aren't Cameras Well Protected?
10:48 ▶️ Why Hack Ukraine CCTV Cameras?
12:45 ▶️ Finding Online Systems Anywhere In The World
14:47 ▶️ Don't Cameras Have Passwords?
17:36 ▶️ Hack My Spouse//The Most Common Request
19:30 ▶️ Convert Tools To Cyrillic?
20:20 ▶️ Remote Camera Hacking
20:56 ▶️ Camera Hacking Summary
21:13 ▶️ Dictionary Attack or Brute Force for Remote Hacking?
22:32 ▶️ Remote Hacking Takes Teamwork
22:52 ▶️ Cameras Blocking Login Attempts
23:23 ▶️ Bad Practices//How To Secure CCTV Cameras
24:42 ▶️ Don't Be An Easy Target!
25:43 ▶️ Basic Security To Have On Your Systems
28:42 ▶️ Users Aren't The Flaw!
30:07 ▶️ Russia SCADA Attacks
30:38 ▶️ SCADA Swiss Army Knife
31:21 ▶️ Stealing Schneider Password Hashes
33:40 ▶️ DDoSing SCADA Systems Is Deadly
36:53 ▶️ Russian Hackers//Overrated?
40:22 ▶️ SCADA Malware Used On Ukraine Systems
42:54 ▶️ Warning//Russia Coming After Hackers
44:16 ▶️ Phishing Attempts on OTW
45:07 ▶️ How To Protect Yourself
46:00 ▶️ Social Engineering//Most Major Hacks
47:46 ▶️ Social Engineering//Pentesting
49:11 ▶️ SCADA Malware//Stuxnet
50:56 ▶️ SCADA Malware//Triton
51:25 ▶️ Bhopal Disaster//What Could Happen
52:39 ▶️ Future Videos//Leave A Comment!
// Previous videos //
OTW video 1: https://youtu.be/GudY7XYouRk
OTW video 2: https://youtu.be/uXbGQiXsRes
// David's SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube: https://www.youtube.com/davidbombal
// Occupy The Web social //
Twitter: https://twitter.com/three_cube
// Occupy The Web books //
Linux Basics for Hackers: https://amzn.to/3JlAQXe
Getting Started Becoming a Master Hacker: https://amzn.to/3qCQbvh
// Occupy The Web Website / Hackers Arise Website //
Website: https://www.hackers-arise.com/
Shodan: https://www.hackers-arise.com/shodan
Webcams: https://www.hackers-arise.com/how-to-...
Ukraine Cameras: https://www.hackers-arise.com/post/we...
SCADA Hacking: The Key Differences between Security of SCADA and Traditional IT systems
https://davidbombal.wiki/scada1
SCADA Hacking: Finding SCADA Systems using Shodan
https://davidbombal.wiki/scada2
Shodan: Using Shodan to Find Vulnerable Russian SCADA/ICS Sites
https://davidbombal.wiki/shodan
SCADA Hacking: The Most Important SCADA/ICS Attacks in History
https://www.hackers-arise.com/post/sc...
SCADA Hacking: SCADA/ICS Protocols (Profinet/Profibus)
https://www.hackers-arise.com/post/20...
Lots of Scada content:
https://www.hackers-arise.com/scada-h...
// In the News //
Feds Uncover a ‘Swiss Army Knife’ for Hacking Industrial Control Systems: https://www.wired.com/story/pipedream...
Ukrainian power grid 'lucky' to withstand Russian cyber-attack:
https://www.bbc.co.uk/news/technology...
An Unprecedented Look at Stuxnet, the World's First Digital Weapon
https://www.wired.com/2014/11/countdo...
// Other books //
The Linux Command Line: https://amzn.to/3ihGP3j
How Linux Works: https://amzn.to/3qeCHoY
// MY STUFF //
https://www.amazon.com/shop/davidbombal
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
Please note that links listed may be affiliate links and provide me with a small percentage/kickback should you use them to purchase any of the items listed or recommended. Thank you for supporting me and this channel!

May 11, 2022 • 1h 7min
#376: VPN slow? Network nightmares? How TCP really works: MTU vs MSS
Wireshark TCP Deep Dive continues: You need to understand this - whats the difference between Maximum Transmission Unit (MTU) vs Maximum Segment Size (MSS).
// MENU //
00:00 ▶️ Coming Up
00:25 ▶️ Intro
00:32 ▶️ Chris introduction
00:47 ▶️ Topic: Maximum Segment Size (MSS)
01:27 ▶️ Explaining Maximum Transmission Unit (MTU)
08:42 ▶️ Interface layout
10:25 ▶️ David Bombal "War Story"
12:00 ▶️ Wireshark demo
13:26 ▶️ Increasing the MTU on your device for larger connections
16:27 ▶️ Difference between MTU and MSS
19:36 ▶️ Wireshark demo (cont'd)
24:58 ▶️ Using Path MTU Discovery
27:02 ▶️ Ping and Wireshark demo
33:32 ▶️ Cool trick for Mac system
35:08 ▶️ TCP/MSS Clamping
38:21 ▶️ Chris Greer "War Story"
51:09 ▶️ What happens if you can't capture a server
55:08 ▶️ MSS Adjustment commands
56:55 ▶️ Tunnel Path MTU Discovery
57:40 ▶️ Figuring out 1432
01:02:52 ▶️ Conclusion
01:04:48 ▶️ "Cool features" in Wireshark
Previous video: https://youtu.be/rmFX1V49K8U
// Wireshark PCAP files //
MTU PCAP: https://github.com/packetpioneer/yout...
War Story PCAP Client: https://github.com/packetpioneer/yout...
War Story PCAP Server: https://github.com/packetpioneer/yout...
Special “Thumbs Up” and “Subscribe” PCAP: https://github.com/packetpioneer/yout...
// VLAD SOCIAL //
Twitter: https://twitter.com/Packet_vlad
PMTUD Blog: http://www.packettrain.net/2016/09/21...
Thanks Vladimir Gerasimov!
// GOOD READING //
Network Implications of PMTUD: https://www.ipspace.net/kb/Internet/P...
Path MTU Discovery: https://www.ipspace.net/kb/Internet/P...
Resolve IPv4 Fragmentation, MTU, MSS, and PMTUD Issues with GRE and IPsec: https://www.cisco.com/c/en/us/support...
Configuring TCP MSS Adjustment: https://www.cisco.com/c/en/us/td/docs...
Ethernet MTU and TCP MSS Adjustment Concept for PPPoE Connections: https://www.cisco.com/c/en/us/support...
// MY STUFF //
https://www.amazon.com/shop/davidbombal
// David SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube: https://www.youtube.com/davidbombal
// Chris SOCIAL //
Udemy course: https://davidbombal.wiki/chriswireshark
LinkedIn: https://www.linkedin.com/in/cgreer/
YouTube: https://www.youtube.com/c/ChrisGreer
Twitter: https://twitter.com/packetpioneer
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
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#wireshark #tcp #mtu

May 5, 2022 • 1h 8min
#375: Hacking APIs and Cars: You need to learn this in 2022!
You need to learn how to hack APIs in 2022. This is the future battlefront! Ignore this at your own peril.
// MENU //
00:00 ▶️ Coming up
00:44 ▶️ Intro
00:53 ▶️ Alissa Knight introduction and background
02:36 ▶️ Published author and filmmaker
03:30 ▶️ Alissa Knight YouTube channel
05:02 ▶️ Book on API hacking
06:05 ▶️ The definition of hacking
10:25 ▶️ How to approach hacking
14:10 ▶️ The importance of learning
16:07 ▶️ How to start hacking APIs
22:54 ▶️ "The Desire"
25:35 ▶️ Recommended certifications
28:35 ▶️ Understanding Networking fundamentals
30:04 ▶️ Do you have to be a programmer to hack?
33:09 ▶️ Mastering tools
34:33 ▶️ Hacking APIs
38:43 ▶️ Shift left security, shield right
40:15 ▶️ Bank app developed by marketing team
42:51 ▶️ Smart phone takeover
45:10 ▶️ How to learn to hack APIs
48:11 ▶️ Process on how to hack APIs
55:05 ▶️ Implementing authorization and authentication
56:43 ▶️ APIs in nuclear plant systems
58:52 ▶️ Wifi pineapple
01:01:23 ▶️ Securing APIs in cars
01:03:18 ▶️ "Exciting times"
01:05:45 ▶️ Conclusion
Nahamsec Interview: https://youtu.be/Y2Y4Sk0PswU
// David's SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube: https://www.youtube.com/davidbombal
// Alissa's SOCIAL //
Twitter: https://twitter.com/alissaknight
YouTube: https://www.youtube.com/alissaknight
Instagram: https://www.instagram.com/alissaknight/
LinkedIn: https://www.linkedin.com/in/alissakni...
Website: https://www.alissaknight.com/
Hacking Bank APIs: https://davidbombal.wiki/hackingbankapis
// Katie Paxton-Fear //
YouTube: https://www.youtube.com/c/InsiderPhD
Twitter: https://twitter.com/insiderphd
// David Sopas //
Twitter: https://twitter.com/dsopas
Github API mindmap: https://github.com/dsopas/MindAPI
// Hyperfocus daily task sheet //
Alissa Knight's Daily Task Sheet: https://davidbombal.wiki/dailytasks
// BOOKS //
Hacking Connected Cars - Alissa Knight: https://amzn.to/3Ke00GO
Hyper Focus - Chris Bailey: https://amzn.to/3vAocxO
Self Journal by BestSelf: https://amzn.to/3ks1BhK
Hacking APIs - Corey Ball: https://amzn.to/37PUwoI
The Official (ISC)2 CISSP CBK Reference: https://amzn.to/3vxzjJ2
// MY STUFF //
https://www.amazon.com/shop/davidbombal
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
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Please note that links listed may be affiliate links and provide me with a small percentage/kickback should you use them to purchase any of the items listed or recommended. Thank you for supporting me and this channel!
#hacking #infosec #cyber

May 2, 2022 • 35min
#374: Website Hacking Demos using Cross-Site Scripting (XSS) - it's just too easy!
It's just too easy to attack websites using Cross Site Scripting (XSS). The XSS Rat demonstrates XSS attacks. XSS Rat explains and demos cross-site scripting (xss) attacks.
// MENU //
00:00 ▶️ We are taking over the world!
00:16 ▶️ Introducing//XSS Rat//Wesley
01:28 ▶️ What is XSS/ Cross Site Scripting?
02:59 ▶️ Types of XSS
05:15 ▶️ Reflected XSS
06:22 ▶️ Example of data sanitization
07:35 ▶️ Circumventing filtering with the img tag
11:01 ▶️ Sending a Reflected XSS Attack to Someone
12:01 ▶️ Using HTML comments as an attack vector
13:49 ▶️ Using single quotes to break out of the input tag
15:14 ▶️ Don't use alert() to test for XSS
17:33 ▶️ What you can do with Reflected XSS
19:26 ▶️ Stored XSS
20:31 ▶️ Using comments for XSS
21:05 ▶️ Example #1 of Stored XSS on Twitter
21:42 ▶️ Example #2 of Stored XSS
22:12 -▶️ The answer to the ultimate question of life, the universe, and everything.
22:56 ▶️ Stored vs Reflected XSS
24:22 ▶️ AngularJS/Client Side Template Injection
25:06 ▶️ Don't use JavaScript?
26:09 ▶️ Where to learn more//XSS Survival Guide
27:04 ▶️ DOM Based XSS
29:36 ▶️ List of DOM sinks
30:12 ▶️ jQuery DOM sinks
32:15 ▶️ XSS Rat Live Training
33:00 ▶️ Support XSS Rat//Wesley
34:06 ▶️ Closing//Thanks, Wesley!
// Demo Sites //
XSS Labs: https://hackxpert.com/labs/RXSS/GET/
Labs site: https://hackxpert.com/labs
Rat Site: https://hackxpert.com/ratsite
// David's SOCIAL //
Discord: https://discord.com/invite/usKSyzb
Twitter: https://www.twitter.com/davidbombal
Instagram: https://www.instagram.com/davidbombal
LinkedIn: https://www.linkedin.com/in/davidbombal
Facebook: https://www.facebook.com/davidbombal.co
TikTok: http://tiktok.com/@davidbombal
YouTube: https://www.youtube.com/davidbombal
// XSS Rat SOCIAL //
Twitter: https://twitter.com/theXSSrat
YouTube: youtube.com/c/TheXSSrat
Website: https://thexssrat.podia.com/
// XSS Rat's Udemy course //
XSS Survival Guide: https://www.udemy.com/course/xss-surv...
// XSS Rat's courses and bootcamps //
https://thexssrat.podia.com/
// MY STUFF //
https://www.amazon.com/shop/davidbombal
// SPONSORS //
Interested in sponsoring my videos? Reach out to my team here: sponsors@davidbombal.com
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#xss #javascript #hacking