Encrypted email service ProtonMail is considering launching an ICO, the company's CTO Bart Butler confirmed to Cointelegraph in a statement on July 23rd, 2018. The service's token is dubbed "ProtonCoin" and has had an official site up since June 19th, 2018. The ProtonCoin site currently provides almost no details about the token's functionality, technological basis, and sale logistics. However, it does provide a general description of the coin's general purpose which is to allow the general public to "participate in the growth and expansion of ProtonMail and the entire Proton ecosystem."