1850
5.5
World's First Submarine Communications Cable Laid
John & Jacob Brett laid the first subsea cable across the English Channel between Dover and Calais, connecting the British and French telegraph networks on August 28, 1850.
🇬🇧GB
Intercept Log — United Kingdom
010 RECORDS
1866
5.5
Great Eastern Lands the First Durable Transatlantic Telegraph Cable
After the 1858 cable died within weeks and the 1865 attempt snapped mid-ocean, SS Great Eastern left Valentia on 13 July 1866 and spliced the cable ashore at Heart's Content, Newfoundland, on 27 July 1866 — the first durable transatlantic link. The lost 1865 cable was grappled up and completed that September.
1903
8.0
Nevil Maskelyne's Royal Institution Wireless Interception & Spoofing
Illusionist and wireless pioneer Nevil Maskelyne intercepted and injected sarcastic Morse code insulting Guglielmo Marconi during a live demonstration at the Royal Institution in London, proving that open radio channels lacked origin authentication.
1914
8.5
CS Alert Cuts Germany's Channel Cables at the Outbreak of WWI
Within hours of Britain's declaration of war (11 p.m., 4 August 1914), the GPO cable ship CS Alert grappled and cut Germany's telegraph cables in the English Channel, forcing German traffic onto radio and neutral routes that Britain could intercept. Many accounts wrongly credit CS Telconia.
1917
9.5
Room 40 & The Zimmermann Telegram Submarine Cable Interception
The British GPO cable ship CS Alert severed Germany's direct transatlantic subsea cables at the outbreak of WWI, forcing German diplomatic messages onto neutral cables transiting British landing stations where Room 40 intercepted the Zimmermann Telegram.
1956
7.5
TAT-1: First Transatlantic Telephone Submarine Cable System Launch
TAT-1 (Transatlantic No. 1) was inaugurated between Oban, Scotland and Clarenville, Newfoundland, providing 36 simultaneous telephone circuits and replacing erratic HF radiotelephone links.
1988
9.0
Duncan Campbell's "Somebody's Listening" Exposes ECHELON in the New Statesman
On 12 August 1988, Duncan Campbell's New Statesman article "Somebody's Listening" (headlined inside as "They've got it taped") was the first press report to name ECHELON. It described an NSA-run global system, identified as Project P415, to monitor civilian communications, drawing on disclosures by Lockheed engineer Margaret Newsham about RAF Menwith Hill.
2011
7.0
News of the World Voicemail Phone-Hacking Scandal & the Leveson Inquiry
On 4 July 2011 the Guardian reported that a private investigator working for the News of the World had accessed the voicemail of murdered schoolgirl Milly Dowler; the paper closed on 10 July and the government set up the Leveson Inquiry, which reported in November 2012.
2013
9.4
NSA & GCHQ MUSCULAR / TEMPORA Subsea Cable Landing Optical Taps
Snowden disclosures revealed GCHQ's TEMPORA and NSA's MUSCULAR programs, which installed passive optical beam splitters on transatlantic fiber cables and inter-datacenter backhauls.
2024
8.0
WPP CEO Voice-Clone Impersonation Attempt & FBI Warning on AI-Enabled Vishing
In May 2024, WPP chief executive Mark Read disclosed that fraudsters had used a voice clone and YouTube footage of him in a Microsoft Teams meeting, set up via a WhatsApp account bearing his photo, to try to get an agency leader to set up a new business and hand over money and personal details; the attempt failed. On 8 May 2024 the FBI San Francisco field office warned of escalating AI-enabled phishing and voice/video cloning scams.