Hak.5 Season 11, Episode 16: 2-Factor SSH with Google Authenticator and Challenge Response Authentication

1

Source Code, Ponies and Cyborgs!

Is wearable computing a practical reality? Darren speaks with Greg Priest-Dorman, a fellow geek who's been building and wearing the tech for 12 years. Plus open source gaming that involves Ponies!

2

Backtrack 5 Root Encryption and Ubuntu 12.04 - Precise Pangolin First Look!

Ubuntu 12.04 is around the corner and we have a first look at its new Heads-Up display. Then Eighty of Dual Core joins us to setup Backtrack 5 with root encryption. Plus Ubuntu on Android?

3

The Internet in a Box, a Yubikey You Could Swallow, and Phone Phreaking from RSA 2012

This time on the show, the internet in a box! Darren talks to Kyle Flaherty from Breaking Point about a million dollar rack, Stina Ehrensvärd of Yubico demos an NFC enabled Yubikey prototype and a one-time password key so small you could accidentally swallow it, and more!

4

IRC Bouncers and How to Protect Windows from SAM Attacks

This time on the show, Darren explains maintaining persistence and privacy on IRC with your very own bouncer. Then, we set up simple 2-factor authentication in Windows and much more!

5

Bluetooth Magic, SXSW Report and IEEE Interview

This time on the show, locking down your PC with proximity and a little bluetooth magic -- I'll be showing you how. Then, what's the IEEE on about these days? Darren reports from South-by-South-West. More fun bash tips and VPN security - who do you trust? All that and more, this time on Hak5!

6

How to Setup Two Factor Authentication in Backtrack Linux

This time on the show Darren reports from SXSW 2012 with Eighty of Dual Core and Chris Mooney of DoD.net. The boys discuss two-factor authentication on the Linux platform then brainstorm and develop a tool, dubbed "Kill All The Humans", to protect your machine from unwanted invaders. Invaders must die.

7

Block Facebook Tracking, Interactive Process Automation, Plus NetCat and Ngrep Tricks

This time on the show, automating interactive tasks in Linux, preventing your browser sessions from being tracked, graphical command-line disk usage utilities, and pushing hex over TCP with Echo. All that and more, this time on Hak5!

8

Proxies - Part 1

This time on Hak5, we begin a special series on proxies. Caching, filtering, security or anonymity -- whatever your reasons may be, Darren and I are exploring the ins and outs of this great technology from the ground up. All that and more!

9

Proxies, Linux SSH Servers, Windows Clients and Public Key Authentication

Building on top of last week's episode on Proxies, SOCKS5 and SSH we're covering Authentication via Public Key Cryptography, setting up an SSH server in Linux and properly configuring a client in Windows.

10

SSH Public Key Fingerprints, Windows SSH Servers and Linux Key Pair Exchange

Continuing with Proxies, SOCKS5 and SSH, Darren and Shannon cover SSH Public Key Fingerprints, then build a free Windows SSH Server and configure Key Pairs for a Linux client.

11

Roll Your Own Secure Cloud Storage with SSHFS - Secure Shell File System

Continuing with SOCKS5, SSH, Public Key Pairs and fingerprints, Darren and Shannon use SSH to create a secure remotely mounted network file system with implementations in both Windows and Linux.

12

Relay Two Firewalled Devices Through a Persistent SSH Proxy

Traversing NAT firewalls couldn't be easier with a well crafted SSH proxy. This week Darren and Shannon break down reverse shells and persistence using a WiFi Pineapple and some autossh-fu. Plus, SSHFS GUIs for Linux, ClientAliveMaxCounts, Putty keys without Pageant and more!

13

Persistent SSH Tunnels for Windows and Linux, Local vs Remote Forwards and More

This time on the show, local and remote forwarding with SSH, persistent connections in Linux with AutoSSH, Windows tunnels that don't quit (with a GUI front-end for Plink), and a whole lot of technolust. All that and more, this time on Hak5!

14

One-Time-Passwords for SSH Authentication with Yubikey

This time on the show, using One-Time-Passwords in Linux for SSH authentication. We cover the theory and set up our server with a Yubikey. Plus relaying without GatewayPorts, easily edit Known_Hosts, Free SSHFS in Windows and a ton more!

15

Encryption 101

Encryption 101 begins with understanding the terminology and mechanisms. This week, we're breaking down encryption in the context of SSH, from symmetric and asymmetric to block and stream ciphers.

16

2-Factor SSH with Google Authenticator and Challenge Response Authentication

We challenge you... to respond... then we'll authenticate ya! That's right, we're getting into Challenge Response Authentication. Plus Two-Factor Authentication for SSH using the Google Authenticator, and how not to lock yourself out of your own workstation. All that and more, this time on Hak5!

17

The Raspberry Pi and How 6.4 Million LinkedIn Passwords Could Have Been Saved with Salt

Security breach! LinkedIn loses 6.4 million password hashes -- what does that mean to you? We're talking one-way-hashes, salting, and the end of MD5.

18

NCCDC Documentary

This time on a special Hak5, Darren and Paul travel to San Antonio for the 2012 National Collegiate Cyber Defense Competition and find out what it takes to compete in the nations largest collegiate cyber defense show.

19

Bounce Traffic off Multiple Servers with ProxyChains

We're tunneling our traffic through multiple servers with ProxyChains. Plus safe password keeping and Active Directory authentication for Linux. All that and more this time on Hak5.

20

Hacking RF with Mike Ossmann

This time on the show, hacking RF! Mike Ossmann, founder of Great Scott Gadgets and inventor of the Ubertooth One, joins us to talk about his latest radio hacking project.

21

Mountain Top WiFi Shootout, Plus Cisco, DHS, Facebook and the ACLU

Mountain Top WiFi Shootout! Plus, Facebook vs. Your Address Book, The Department of Homeland Security reports on US cyber incidents, and Cisco Linksys snoops on your Internet traffic.

22

WiFi Hacking Workshop: Part 1

This time on the show is part 1 of our WiFi from-the-ground-up series. Darren presents a wireless workshop at the Noisebridge hackerspace in San Francisco, California.

23

WiFi Hacking Workshop: Part 2

This time on the show, part 2 of our WiFi from-the-ground-up series. Darren presents a wireless workshop at the Noisebridge hackerspace in San Francisco.

24

WiFi Hacking Workshop: Part 3

This time on the show, the conclusion of our WiFi from-the-ground-up series. Darren presents a wireless workshop at the Noisebridge hackerspace in San Francisco.

25

Black Hat 2012 - Cracking Firmware and Physical Locks

This time on the show: Black Hat 2012, popping hotel key card locks and soho wifi routers with elegance. All that and more on this special episode of Hak5.

26

DEFCON 2012

Reporting from DEFCON 2012, Darren catches up with Georgia Weidman to talk mobile application security. Plus Piotr and the gang from Quad Shot recap last year's experience building their open source RC aircraft. All that and more this time on Hak5!