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BULLRUN

Document

Release Date: 2014-12-28
This undated presentation from GCHQ’s PTD (Penetrating Target Defences) unit gives an overview of BULLRUN efforts to defeat encryption: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
TOP SECRET STRAP1 BULLRUN PTD Lead for Special Operations and Policy PTD "We penetrate targets' defences." This information is exempt from disclosure under the Freedom of Information A...
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BULLRUN CoI – Briefing Sheet

Document

Release Date: 2013-09-05
This undated GCHQ document provides a classification guide for BULLRUN – NSA and GCHQ’s attempts to weaken or defeat cryptographic protocols – and specifies some of its achievements: see the ProPublica article Revealed: The NSA’s Secret Campaign to Crack, Undermine Internet Security, 5 September 2013.
TOP SECRET STRAP1 COMINT BULLRUN Col - Briefing Sheet Introduction 1. The ability to exploit targets’ encrypted communications is extremely fragile and is often enabled through sensiti...
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Profiling SSL and Attributing Private Networks

Document

Release Date: 2014-12-28
This undated GCHQ presentation introduces the FLYING PIG and HUSH PUPPY tools: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
TOP SECRET//SI//REL TO USA, AUS, CAN, GBR, NZL PROFILING SSL AND ATTRIBUTING PRIVATE NETWORKS An introduction to FLYING PIG and HUSH PUPPY ICTR - Network Exploitation GCHQ T R J...
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Tor: Overview of Existing Techniques

Document

Release Date: 2014-12-28 Document Date: 2012-01-01
This undated GCHQ presentation indicates the agency’s Tor research efforts as of 2012: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
TOP SECRET STRAP1 Tor: Overview of Existing Techniques (15 minutes) TOP SECRET STRAP 1 C! X R «two THIS INCDRHftTION IS EXEMPT UNDER THE FREEDOM QC I hJTOR M ATIG R FTF n -SV “Q A ...
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A potential technique to deanonymise users of the TOR network (presentation)

Document

Release Date: 2014-12-28
This undated GCHQ presentation proposes a deanonymisation attack against Tor users based on the collection of data from exit nodes owned by the agency: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
UK TOP SECRET STRAP1 COMINT A potential technique to deanonymise users of the TOR network OPC-MCR, GCHQ This information is exempt from disclosure under the Freedom of Information Act 20...
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EP-3E Collision: Cryptologic Damage Assessment and Incident Review

Document

Release Date: 2017-04-10 Document Date: 2001-07-01
A joint US Navy and NSA report, prepared three months after a US spy plane was forced to crash land in China, assesses the degree to which surveillance secrets were compromised: see the Intercept article Burn After Reading: Snowden Documents Reveal Scope of Secrets Exposed to China in 2001 Spy Plane Incident, 10 April 2017. […]
TOP SECRET//COMINT//NOFORN//X1 EP-3E Collision: Cryptologic Damage Assessment and Incident Review Final Report Prepared by the EP-3 Cryptologic Assessment Team July 2001 Classifie...
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A potential technique to deanonymise users of the TOR network (proposal)

Document

Release Date: 2014-12-28 Document Date: 2011-06-13
This GCHQ paper dated 13 June 2011 proposes an attack to deanonymise Tor users: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
UK TOP SECRET STRAP1 COMINT Reference: OPC-M/TECH.B/61 Date: 13 June 2011 Copy no: A potential technique to deanonymise users of the TOR network OPC-MCR, GCHQ Summary A new techn...
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National Information Assurance Research Laboratory (NIARL) Newsletter – September 2008

Document

Release Date: 2014-12-28 Document Date: 2008-09-01
This September 2008 newsletter from the National Information Assurance Research Laboratory (NIARL), an unit within the NSA’s Research Directorate gives an indication of the agency’s progress with cryptanalysis – which, with “only a handful of in-house techniques” – appears to be modest: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet […]
TOP SECRET//COMINT//REL TO USA, AUS, CAN, GBR, NZL//20320108 September 2008 Edition ■ (U) Message from the NIARL Director: (U//FOUO) Welcome to the September 2008 edition of the National ...
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Crypt Discovery Joint Collaboration Activity

Document

Release Date: 2014-12-28 Document Date: 2011-01-20
This document dated 20 January 2011 provides the research agenda for a joint NSA/GCHQ group tasked with developing “a sound understanding of the threat that encryption brings to our ability to do target discovery/development as well as devising mitigations”: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December […]
TOP SECRET Crypt Discovery Joint Collaboration Activity 20 January 2011 Activity Owners [NSA GCHQ Overview Our Internet Exploitation capability is built upon our ability to eff...
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Crypt Ops Data Store User Guide

Document

Release Date: 2014-12-28
This undated GCHQ document provides guidance for analysts on how to handle encrypted data: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
SECRET Crypt Ops Data StoreUserGuide Crypt Ops Datastore DataStore Rota: -Data Store to be reviewed weekly at the DataStore management meeting The Tasking Process Submitting a Ta...
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SSL/TLS Experiment Profile

Document

Release Date: 2014-12-28 Document Date: 2010-01-01
This GCHQ Experiment Profile from 2010 proposes a joint NSA/GCHQ trial of SSL decryption on a massive scale: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
TOP SECRET STRAP1 Experiment Profile Experiment Name Cryptanalytic Services Experiment Reference Version Date Experiment Owner (GCHQ) Department NSA/S3/CES GCHQ/PTD Experiment Start...
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Crypt Discovery Joint Collaboration Activity

Document

Release Date: 2015-09-25 Document Date: 2011-01-20
This joint NSA/GCHQ research paper dated 20 January 2011 cites encryption as a threat impacting on both agencies: see the Intercept article Profiled: From Radio to Porn, British Spies Track Web Users’ Online Identities, 25 September 2015.
crypt-discovery-activity-p1-normal.gif: TOP SECRET Crypt Discovery Joint Collaboration Activity 20 January 2011 Activity Owners I H/nsa Overview Our Internet Exploitation capabil...
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Tor Hidden Services: How Hidden is ‘Hidden’?

Document

Release Date: 2014-12-28
This undated GCHQ presentation describes Tor Hidden Services and potential attacks against them: see the Der Spiegel story Prying Eyes: Inside the NSA’s War on Internet Security, 28 December 2014.
Tor Hidden Services How Hidden is ‘Hidden’? - ICTR Network Exploitation © This information is exempt under the Freedom of Information Act 2000 (FOIA) and may be exempt under other UK inf...

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