Talks·46 min
Martin Herrmann
Traces how a pentest team's remote-access tunnel grew into an in-house command and control framework with custom transports.
DEF CON 34 talks are here: 354 talks, summarized and searchable.
Browse DEF CON 34Helsinki, Finland · February 2025 · 30 talks
Talks from Disobey 2025.
1–24 of 30 talks
Talks·46 min
Martin Herrmann
Traces how a pentest team's remote-access tunnel grew into an in-house command and control framework with custom transports.
Talks·26 min
Johannes Kadak
Shows how Cloud Custodian YAML policies report, alert on, and auto-remediate AWS misconfigurations in practice.
Talks·27 min
Ross Bailey
Shows how cheap, off-the-shelf AI tools can clone faces and voices, and why that undermines everyday trust.
Talks·43 min
Nicklas Keijser · Mattias Wåhlén
Traces a Rust-based ESXi ransomware group from a small-company breach back to its affiliate model and forum launch.
Talks·46 min
Hannu Aronsson
Explains how email authentication standards like SPF, DKIM and DMARC work, and where they fail in practice.
Talks·45 min
Dr Nestori Syynimaa
Shows how stolen signing keys and primary refresh tokens let attackers forge logins and bypass MFA in Entra ID.
Talks·46 min
joohoi · STÖK
Shows how a single flipped bit in a DNS name lets an attacker collect credentials and tokens meant for legitimate services.
Talks·41 min
Examines how supply chain attacks can reach a global scale.
Talks·45 min
Nicklas Keijser · Anders Olsson
Shows how attackers reach VMware ESXi hosts and run ransomware on them, and which hardening and logging steps counter it.
Talks·42 min
Janne Kastepohja · Miikka ’otter’ Saukko
Explains how organizational culture, scoping and executive support decide whether security work succeeds in practice.
Talks·18 min
Bartek Pszczola
Shows how rapid actions during phone boot slipped past a Samsung kiosk lockdown and reached restricted device functions.
Talks·34 min
Andrei
Shows how OpenAPI specifications can be mined as graphs to surface API design flaws like inconsistent authorization and leaked identifiers.
Talks·36 min
Shamil Alifov
Gives an overview of infostealer malware, its service economy, and a rough analysis of leaked credential dumps.
Talks·45 min
Antti Rössi
Walks through how incident responders approach investigating industrial control system environments and the attacks that target them.
Talks·45 min
Anne Honkaranta
Reviews literature on how DevOps practices affect software security and compares the findings with practitioner data.
Talks·45 min
Inbar Raz
Shows how prompt injection and poisoned retrieval data can turn Microsoft Copilot into an attack path inside an organization.
Talks·39 min
Richard Suls
Walks through a prison's ransomware breach, from a phishing foothold to a public data leak and the response failures behind it.
Talks·46 min
Paul Malcomb
Explains the OODA loop and decision science, applying Boyd's ideas to incident response and organizational planning.
Talks·44 min
James Henderson
Shows how skipped protocol steps let an IPMI management service bypass authentication, using reverse engineering, fuzzing and debugging.
Talks·43 min
Explores hiding and seeking within Java environments, framed as a playful hide and seek contest.
Talks·42 min
Sébastien Dudek
Surveys radio attack surfaces in cars, garage doors, cellular links and V2G charging, plus low-cost tooling for analysing signals.
Talks·44 min
Dorota Kozlowska
Walks through social engineering phases, influence tactics, elicitation and physical intrusion examples drawn from red team engagements.
Talks·35 min
Heikki Juva
Tests upcoming EU rules for connected consumer devices by dismantling popular products sold in Finland.
Talks·28 min
Christian Philipov
Shows lesser-known Azure and Entra APIs that enumerate tenants with less logging, and where defenders should add detections.