Thursday, 9 November 2023, 7:00pm - 8:00pm

The presentation covers what the dark web is and common misconceptions, including differences between Dark Nets, including Freenet and I2P in relation to Law Enforcement Investigations. Detective Constable Sean McElroy will cover how criminals operate and issues for law enforcement with cryptocurrency, followed by Case Study of Dark Web Firearms operation.

  • An introduction to accessing the Dark Web and TOR circuits.
  • TAILS (The Amnesiac Incognito Live System).
  • Methods of communication between Dark Web users
  • Types of Illicit services available on the Dark Web and methods of payment.
  • Vulnerabilities in hidden services
  • Case study: European Law Enforcement undercover operation into sale of firearms from Dark Web Marketplace

About the Speaker

Detective Constable Sean McElroy has been a police officer for 21 years, Under Cover (UC) online since 2011. Principal UC on Paedophile, Drugs and Firearms operations. Set up Human Intelligence (HUMINT) unit at Barclays Chief Security Office 2017-2019.

Parking advice

Free parking in the multi-storey car park on the College Lane campus is available. Visitors receive 2-hours free parking and the enforcement period is 7am-7pm. Hence, any vehicle parked after 5pm will be covered for free, until the enforcement period ends. No payment is needed nor do you need to register with UH or Hozah (parking management company) to attend this event.

For more information on Parking at UH please visit:

Download: UH Campus Parking Map (426KB PDF)


University of Hertfordshire, Hatfield
A161, Lindop Building, College Lane Campus, University of Hertfordshire, AL10 9AB


Free for members and non-members


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Last updated 22nd November, 2023 at 10:53am