Ed Snowden Taught Me To Smuggle Secrets Past Incredible Danger. Now I Teach You. - The Intercept
firstlook.org/theintercept/2014/10/28/smuggling-snowden-secrets
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
"Micah," the email read, "I'm a friend. I need to get information securely to Laura Poitras."