The conversation, which was described as “officially sensitive”, was sent to several people inside and to a former employee. Inside the e-mail was a letter from a civil servant outlining concerns about a news organization that had confidential information about the plans. Use the Chrome browser for a more accessible video player 2:33 The queen attends Duke’s memorial service In 2017, the Guardian wrote an article on the secret plan for the days following the Queen’s death, and Politico published an article last year on the details of Operation London Bridge – the code name for the process. Although the email was marked as official, the Welsh government said it “did not contain any business information”. A spokesman for the permanent secretary, Andrew Goodall, who is the head of the Welsh government’s public service, said: “It was labeled ‘officially sensitive’ and should not have been disclosed. “We are taking the issue of information and data security very seriously and this is now being investigated as a possible breach of security.” Read more: The Queen emphasizes her commitment to continue serving Queen’s Platinum Jubilee: More celebrations revealed as events added to interactive map This year marks the Queen’s Platinum Jubilee and celebrated the 70th anniversary of her accession to the throne in February – making her the first British monarch to reach the landmark. To celebrate the occasion, various events and initiatives take place throughout the year, including a four-day banking weekend. The 95-year-old monarch, who is believed to have been triple-vaccinated, has also recently recovered from COVID-19.