Login and mailbox passwords explained

Update: As of December 2016, Proton Mail has switched to a single password system as the default. The two-password mode described in this article is still available and supported, but is no longer the default. Proton Mail uses two passwords to secure your account: login and mailbox. Login password const t="undefined"!=typeof HTMLImageElement&&"loading"in HTMLImageElement.prototype;if(t){const t=document.querySelectorAll("img[data-main-image]");for(let e of t){e.dataset.src&&(e.setAttribute("src",e.dataset.src),e.removeAttribute("data-src")),e.dataset.srcset&&(e.setAttribute("srcset",e.dataset.srcset),e.removeAttribute("data-srcset"));const t=e.parentNode.querySelectorAll("source[data-srcset]");for(let e of t)e.setAttribute("srcset",e.dataset.srcset),e.removeAttribute("data-srcset");e.complete&&(e.style.opacity=1,e.parentNode.parentNode.querySelector("[data-placeholder-image]").style.opacity=0)}}{"image":{"layout":"constrained","backgroundColor":"#f8f8f8","images":{"fallback":{"src":"/static/d8dd0413ca70a4956a052a668056d339/83a5f/Settings%20Layout.png","srcSet":"/static/d8dd0413ca70a4956a052a668056d339/e8d3d/Settings%20Layout.png 70w,\n/static/d8dd0413ca70a4956a052a668056d339/a6575/Settings%20Layout.png 140w,\n/static/d8dd0413ca70a4956a052a668056d339/83a5f/Settings%20Layout.png 280w,\n/static/d8dd0413ca70a4956a052a668056d339/d9695/Settings%20Layout.png 560w","sizes":"(min-width: 280px) 280px, 100vw"},"sources":[{"srcSet":"/static/d8dd0413ca70a4956a052a668056d339/11c45/Settings%20Layout.webp 70w,\n/static/d8dd0413ca70a4956a052a668056d339/bdeed/Settings%20Layout.webp 140w,\n/static/d8dd0413ca70a4956a052a668056d339/95ca6/Settings%20Layout.webp 280w,\n/static/d8dd0413ca70a4956a052a668056d339/309c3/Settings%20Layout.webp 560w","type":"image/webp","sizes":"(min-width: 280px) 280px, 100vw"}]},"width":280,"height":175},"alt":"Your Login password is the first password you enter and it authenticates you and logs you into our secure system. ","className":"size-full wp-image-374 inline-gatsby-image-wrapper","data-wp-inline-image":"1"}Your login password is the first password you enter and it authenticates you and logs you into our secure system. MailBox password const t="undefined"!=typeof HTMLImageElement&&"loading"in HTMLImageElement.prototype;if(t){const t=document.querySelectorAll("img[data-main-image]");for(let e of t){e.dataset.src&&(e.setAttribute("src",e.dataset.src),e.removeAttribute("data-src")),e.dataset.srcset&&(e.setAttribute("srcset",e.dataset.srcset),e.removeAttribute("data-srcset"));const t=e.parentNode.querySelectorAll("source[data-srcset]");for(let e of t)e.setAttribute("srcset",e.dataset.srcset),e.removeAttribute("data-srcset");e.complete&&(e.style.opacity=1,e.parentNode.parentNode.querySelector("[data-placeholder-image]").style.opacity=0)}}{"image":{"layout":"constrained","backgroundColor":"#f8f8f8","images":{"fallback":{"src":"/static/9085bbb6894c83463a2cdc076e68b13d/4a01b/Screen%20Shot%202014-09-12%20at%2010.09.07%20PM.png","srcSet":"/static/9085bbb6894c83463a2cdc076e68b13d/c0f04/Screen%20Shot%202014-09-12%20at%2010.09.07%20PM.png 76w,\n/static/9085bbb6894c83463a2cdc076e68b13d/d7606/Screen%20Shot%202014-09-12%20at%2010.09.07%20PM.png 151w,\n/static/9085bbb6894c83463a2cdc076e68b13d/4a01b/Screen%20Shot%202014-09-12%20at%2010.09.07%20PM.png 302w","sizes":"(min-width: 302px) 302px, 100vw"},"sources":[{"srcSet":"/static/9085bbb6894c83463a2cdc076e68b13d/1310b/Screen%20Shot%202014-09-12%20at%2010.09.07%20PM.webp 76w,\n/static/9085bbb6894c83463a2cdc076e68b13d/e75fc/Screen%20Shot%202014-09-12%20at%2010.09.07%20PM.webp 151w,\n/static/9085bbb6894c83463a2cdc076e68b13d/cba1e/Screen%20Shot%202014-09-12%20at%2010.09.07%20PM.webp 302w","type":"image/webp","sizes":"(min-width: 302px) 302px, 100vw"}]},"width":302,"height":256},"alt":"Your Mailbox password is the second password you enter and this unlocks and decrypts your encrypted messages locally.","className":"size-full wp-image-375 inline-gatsby-image-wrapper","data-wp-inline-image":"2"}Your mailbox password is the second password you enter and this unlocks and decrypts your encrypted messages locally.

Login password

MailBox password

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