covert-channel

NorthSec·46 min

• NORTHSEC
• Red Team
• Date: 2025
• Location: Northsec

Etienne Martineau

Security researchers examine technical aspects of Etienne Martineau - Inter VM Data Exfiltration: The Art of Cache Timing Covert Channel ....

Hack In The Box Security Conference·28 min

• HITB
• Cloud
• Date: 2024
• Location: Hitb

Sze Siong Teo

Sze Siong Teo examines #HITB2021AMS COMMSEC D2 - AWS GuardDuty: Post-DNS Era Covert Channel For C&C.

Blacks in Cyber Village·30 min

• DEF CON
• Privacy
• Date: Aug 2022
• Location: Las Vegas

Alexis Hancock

EFF Director of Engineering Alexis Hancock draws parallels between historical resistance against slavery surveillance and modern anti-censorship tools.

Adversary Village·42 min

• DEF CON
• Red Team
• Date: Aug 2021
• Location: Las Vegas

Mauro Eldritch · Luis Ramirez

Mauro Eldritch and Luis Ramirez automate unconventional C2 channels, routing command-and-control traffic through messaging apps, social media, and video game servers.

Live Presentations·44 min

• DEF CON
• Wireless
• Date: Aug 2021
• Location: Las Vegas

Reza Soosahabi · Chuck McAuley

Reza Soosahabi and Chuck McAuley demonstrate live covert data transmission over cellular networks, exploiting MAC-layer protocols in LTE and 5G.

Main Stage·45 min

• DEF CON
• Wireless
• Date: Aug 2021
• Location: Las Vegas

Reza Soosahabi · Chuck McAuley

Reza Soosahabi and Chuck McAuley introduce SPARROW, a long-range wireless covert communication channel operating over cellular LTE and 5G MAC layers.

Main Stage·47 min

• DEF CON
• Red Team
• Date: Aug 2019
• Location: Las Vegas

Dimitry Snezhkov

Presents advanced C2 communication obfuscation techniques that blend malicious traffic into legitimate business protocols.

Main Stage·38 min

• DEF CON
• Red Team
• Date: Aug 2019
• Location: Las Vegas

Hila Cohen · Amit Waisel

Introduces Malproxy, an architecture for executing malicious operations through a reverse proxy that keeps malware off the victim's machine.

Wireless Village·29 min

• DEF CON
• Wireless
• Date: Aug 2016
• Location: Las Vegas

Exploring 802.11 physical and MAC layer covert channels to transmit exfiltrated data under the radar of standard wireless monitoring.

Presentations Panels·33 min

• DEF CON
• Wireless
• Date: Aug 2015
• Location: Las Vegas

Analyzing data exfiltration risks over corporate guest Wi-Fi networks, captive portal bypasses, and wireless isolation defenses.

Village Presentations·32 min

• DEF CON
• Privacy
• Date: Aug 2015
• Location: Las Vegas

Michael Raggo · Chet Hosmer

Michael Raggo and Chet Hosmer explore digital steganography techniques, demonstrating covert data exfiltration hidden within social media images and audio.

Main Stage·50 min

• DEF CON
• Privacy
• Date: Jul 2001
• Location: Las Vegas

Jason Peel

Jason Peel - Cypherpunk-Grade Covert Network Channels Two parties, both operating in hostile network territory, need to communicate covertly via an internetwork.