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 # Conference presentations and talks
 
-- [How Tor Users Got Caught - Defcon 22](https://www.youtube.com/watch?v=7G1LjQSYM5Q) - 4 examples of people who have used Tor for illegal activities and how they were caught. Multiple de-anonymization attacks are shown at the end of the video.
-- [How governments have tried to block Tor - 2011](https://www.youtube.com/watch?v=GwMr8Xl7JMQ) - Iran blocked Tor handshakes using Deep Packet Inspection (DPI) in January 2011 and September 2011, an oldy but goody.
-- [State Of The Onion - 2014](https://www.youtube.com/watch?v=fOwYgAS4TXE) - Covers technical, social, economic, political and cultural issues pertaining to anonymity, the Tor Project and the ecosystem surrounding our communities.
-- [The Tor Network - 2013](https://www.youtube.com/watch?v=CJNxbpbHA-I) - Roger Dingledine and Jacob Appelbaum discuss contemporary Tor Network issues related to censorship, security, privacy and anonymity online.
-- [Tor: Hidden Services and Deanonymisation - 2014](https://www.youtube.com/watch?v=oZdeRmlj8Gw) - This talk presents the results from what we believe to be one of the largest studies into Tor Hidden Services (The Darknet) to date.
+- [How Tor Users Got Caught - Defcon 22](https://www.youtube.com/watch?v=eQ2OZKitRwc) - 4 examples of people who have used Tor for illegal activities and how they were caught. Multiple de-anonymization attacks are shown at the end of the video.
+- [How governments have tried to block Tor - 2011](https://www.youtube.com/watch?v=DX46Qv_b7F4) - Iran blocked Tor handshakes using Deep Packet Inspection (DPI) in January 2011 and September 2011, an oldy but goody.
+- [State Of The Onion - 2014](https://www.youtube.com/watch?v=8w6gbD7LIPs) - Covers technical, social, economic, political and cultural issues pertaining to anonymity, the Tor Project and the ecosystem surrounding our communities.
+- [The Tor Network - 2013](https://www.youtube.com/watch?v=-VUyuFH9CbI) - Roger Dingledine and Jacob Appelbaum discuss contemporary Tor Network issues related to censorship, security, privacy and anonymity online.
+- [Tor: Hidden Services and Deanonymisation - 2014](https://www.youtube.com/watch?v=HQXRURfrf8w) - This talk presents the results from what we believe to be one of the largest studies into Tor Hidden Services (The Darknet) to date.
 
 # Development and research tools