The Internet would be unusable without certificates and Certificates of Authority. If CAs got comprised or their private keys got stolen, we would be in big trouble. Warning! We go deep in this video and explain why certificates are critical to your online life and the Internet. This is a technical deep dive and covers… Continue reading Certificates of Authority: Do you really understand how SSL / TLS works?
Is this the future of the Internet?
Looks like UDP is going to be more and more important in the future Internet. With QUIC taking over, you better learn more about UDP. We go deep with Chris Greer and use Wireshark captures to learn about UDP. // MENU // 00:00 – Coming up 00:40 – Intro 00:45 – What’s coming in SharkFest’22… Continue reading Is this the future of the Internet?
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… Continue reading Network Nightmares! How TCP really works: MTU vs MSS
Troubleshooting slow networks with Wireshark // wireshark filters // Wireshark performance
You are guilty until proven innocent! The network is slow! But is it actually a network issue? Or is it an application issue. Chris Greer explains. // MENU // 00:00 ▶️ Introduction 00:35 ▶️ Wireshark filters introduction 02:20 ▶️ Regular IP filter 05:28 ▶️ Common filters 07:10 ▶️ Operators in filters 08:19 ▶️ Where to… Continue reading Troubleshooting slow networks with Wireshark // wireshark filters // Wireshark performance
Hacking the TLS Handshake and decryption with Wireshark // SSL Deep Dive
Warning! We go deep in this video to explain how the TLS handshake is completed. Warning! This is a technical deep dive and covers a lot of detail including SSL decryption and discusses RSA, Public and Private Keys, symmetric key exchange and lots more. // Wireshark pcap // https://davidbombal.wiki/tlsedpcap // Ed’s TLS course // https://davidbombal.wiki/edtls49… Continue reading Hacking the TLS Handshake and decryption with Wireshark // SSL Deep Dive
How TCP really works // Three-way handshake // TCP/IP Deep Dive
You need to learn TCP/IP. It’s so much part of our life. Doesn’t matter if you are studying for cybersecurity, or networking or something else. Learn TCP/IP. // MENU // 00:00 ▶️ Intro 01:32 ▶️ The beginnings of TCP 03:57 ▶️ Three way handshake 07:20 ▶️ SYN meaning/explanation 08:50 ▶️ Port numbers 09:58 ▶️ What… Continue reading How TCP really works // Three-way handshake // TCP/IP Deep Dive
Is this an attack? Wireshark Packet analysis // SYN Attack
Legit TCP flows or hacking attacks? Can Wireshark help us to decode the flows and see if the traffic is malicious? // WIRESHARK FILE // Download here: https://www.dropbox.com/s/pvytdvkvxl8… // MAXMIND // How to: https://wiki.wireshark.org/HowToUseGeoIP Maxmind: https://www.maxmind.com/en/home // MY STUFF // https://www.amazon.com/shop/davidbombal // SOCIAL // ================ Connect with me: ================ Discord: http://discord.davidbombal.com Twitter: https://www.twitter.com/davidbombal Instagram:… Continue reading Is this an attack? Wireshark Packet analysis // SYN Attack
Decrypting TLS, HTTP/2 and QUIC with Wireshark
Learn how to decrypt HTTPS, TLS and the new QUIC protocol. // MENU // Introduction: 0:00 What is HTTPS vs HTTP2 vs QUIC: 1:25 What is QUIC: 6:30 How long have we been using QUIC: 9:42 Technical tour of QUIC: 10:12 Why use QUIC instead of TCP: 14:18 QUIC negotiation and support: 17:48 Steps to… Continue reading Decrypting TLS, HTTP/2 and QUIC with Wireshark
HTTPS Decryption with Wireshark // Website TLS Decryption
NOTE: Jump to 24:17 if you are only interested in the Wireshark capture and SSL decryption technical explanation. You can also follow along by downloading the Wireshark pcap using the link below. Learn how to decrypt TLS / HTTPS traffic using Wireshark. // MENU // Is it important to learn Wireshark: 0:00 Will you get… Continue reading HTTPS Decryption with Wireshark // Website TLS Decryption
Giveaway! Live training (and lots more!) Be quick.
Want to win live CCNA training? Now’s your chance! You can also win access to lots of other courses 😀 ==================== Boson CCNA Giveaway: ==================== https://davidbombal.wiki/bosonccna Get information about the course here: https://davidbombal.wiki/bosonbombal ========================== Wireshark Ethical Hacking: ========================== Buy the course to support us: https://davidbombal.wiki/wireshark Pay it forward // FREE (Limited): https://davidbombal.wiki/freewireshark ========================= Python for… Continue reading Giveaway! Live training (and lots more!) Be quick.
Giveaway: New CCNA 200-301 course (and lots more). Be quick!
Now’s your chance to get not one, but two CCNA courses for free (or you can pay to support us). I’m really excited to announce that you can now get access to a full CCNA 200-301 from Kevin Wallace on Udemy! ==================================== Kevin’s CCNA 200-301 course (Pay or Free): ==================================== Support us for $12.99: https://www.udemy.com/course/complete-ccna-master-class/?couponCode=KEVINCCNA1299… Continue reading Giveaway: New CCNA 200-301 course (and lots more). Be quick!
Goodbye 2020
Goodbye 2020. Giveaway. Congratulations to our winners of my Goodbye 2020 giveaway! Boson ExSim Winners: 1) Ricardo Jimenez 🇺🇸 2) Johan Oosthuizen 🇿🇦 3) Adam Hegyi 🇨🇭 Big thanks to @BosonSoftware Giveaway: ======== Free Wireshark course: http://bit.ly/3o40oNS Free Ansible course: http://bit.ly/2WYuqXn Boson NetSim (3 winners): http://bit.ly/37YZlcq Todd Lammle Platinum access: http://bit.ly/3rHOyey Kevin Wallace WiFi Course:… Continue reading Goodbye 2020
Learn. Capture. Repeat.
Learn Wireshark if you are serious. Get the full Wireshark course for $9: https://bit.ly/wireshark20 Need help? Join my Discord: https://discord.com/invite/usKSyzb Download pcapng file here: https://bit.ly/wiresharkospf Questions and Answers: https://bit.ly/2KVp64a Menu: Overview: 0:00 Questions: 0:24 Answers: 2:46 In this course I’m going to show you how to capture packets from a network, how to capture passwords,… Continue reading Learn. Capture. Repeat.
Can you answer this CCNA Quiz?
Can you answer this CCNA quiz? Need help? Join my Discord: https://discord.com/invite/usKSyzb Want to support me? Buy courses here: thisisIT membership: https://bit.ly/thisisitwireshark DavidBombal.com: CCNA ($10): http://bit.ly/yt999ccna Udemy CCNA Course: https://bit.ly/ccnafor10dollars GNS3 CCNA Course: CCNA ($10): https://bit.ly/gns3ccna10 Wireshark Course ($9) https://bit.ly/wireshark9only Entire series: https://bit.ly/wiresharkhacking Wireshark 1 pcap: https://bit.ly/s1s2dtp Wireshark 2 pcap: https://bit.ly/s2s3dtp ====================== Special Offers:… Continue reading Can you answer this CCNA Quiz?
Thanksgiving giveaway
Thanksgiving Giveaway! ============= Python Giveaway: ============= Buy my Python 3 course: https://bit.ly/getpython3 Or, get the course for free: https://bit.ly/python3thanks ================= Wireshark Giveaway: ================= Buy my Wireshark course: https://bit.ly/buywireshark Or, get the course for free: https://bit.ly/wiresharkthanks ============= Linux Giveaway: ============= Buy my Linux course: https://bit.ly/buylinux Or, get the course for free: https://bit.ly/linuxthanks… Continue reading Thanksgiving giveaway
Wireshark VoIP call capture and replay
I show you how to capture and replay VoIP calls between virtual and physical IP phones. Get the full Wireshark course for $9: https://bit.ly/wireshark9 Need help? Join my Discord: https://discord.com/invite/usKSyzb Menu: Overview: 0:00 Network Setup: 0:50 Skinny: 2:20 Start Wireshark and capture: 3:40 Filter for SCCP: 4:16 Capture virtual phone VoIP calls: 6:08 … Continue reading Wireshark VoIP call capture and replay
Never use TFTP or FTP!
Both TFTP and FTP are insecure protocols. Everything is sent in clear text – including all usernames and passwords. Don’t use them. Get the full Wireshark course for $9: https://bit.ly/wireshark9 Need help? Join my Discord: https://discord.com/invite/usKSyzb Menu Overview: 0:00 Start Capture: 0:48 Ping test: 1:00 Copy files using TFTP: 1:40 Filter for TFTP: 2:27… Continue reading Never use TFTP or FTP!
Never use Telnet
Telnet is one of those really insecure protocols. Everything is sent in clear text – including all usernames and passwords. Don’t use telnet. Get the full Wireshark course for $9: https://bit.ly/wireshark9 Need help? Join my Discord: https://discord.com/invite/usKSyzb Download pcapng file here: https://bit.ly/2GSsNGg Don’t use Telnet! It sends everything in clear text. That means that someone… Continue reading Never use Telnet
Too much Wireshark?! | Free Wireshark and Ethical Hacking Course: Video #5
Wireshark overload?! Use a filter! Get the full Wireshark course for $9: https://bit.ly/wireshark9 Join my Discord here: http://discord.davidbombal.com 👊👊👊support the mission, join thisisIT: https://bit.ly/thisisitwireshark CCNA for $10: https://bit.ly/ccnafor10 Entire series: https://bit.ly/wiresharkhacking Do you know how to use Wireshark Display Filters? Make sure you know where to capture packets or frames in a network. Do you… Continue reading Too much Wireshark?! | Free Wireshark and Ethical Hacking Course: Video #5
Wireshark Display Filters | Free Wireshark and Ethical Hacking Course: Video #4
When using Wireshark, you’re going to want to use Display Filters to filter what you see. In this video I show you how to use them. Get the full Wireshark course for $9: https://bit.ly/wireshark9 Join my Discord here: http://discord.davidbombal.com 👊👊👊support the mission, join thisisIT: https://bit.ly/thisisitwireshark CCNA for $10: https://bit.ly/ccnafor10 Entire series: https://bit.ly/wiresharkhacking Do you know… Continue reading Wireshark Display Filters | Free Wireshark and Ethical Hacking Course: Video #4