FILE - In this Oct. 18, 2011, file photo, then-Secretary of State Hillary Rodham Clinton checks her Blackberry from a desk inside a C-17 military plane upon her departure from Malta, in the Mediterranean Sea, bound for Tripoli, Libya. The State Department is reopening an internal investigation of possible mishandling of classified information by Hillary Clinton and top aides. (AP Photo/Kevin Lamarque, Pool, File)

The email accounts of at least 109 Hillary Clinton staffers were targeted by Russian military hackers last year, a cybersecurity expert told lawmakers Thursday. During a Senate intelligence committee hearing on Russian meddling in the 2016 US presidential election, Thomas Rid, a professor at King’s College in London, laid out the extraordinary efforts undertaken by the Russian military intelligence agency known as GRU to target the Clinton camp:
In early March, GRU began to train its well-established, semi-automated targeting tools from worldwide military and diplomatic targets to US political targets. Between 10 March and 7 April, GRU targeted at least 109 Clinton campaign staffers with 214 individual phishing emails (with eight more attempts on 12 and 13 May). [Thirty six] times Clinton staffers clicked a malicious link (the success rate of actually breaching the account after a victim clicked this link is 1-in-7). Russian intelligence targeted Jake Sullivan in at least …
READ MORE ON MOTHERJONES.COM