Easy logins for JavaScript web applications - Speaker Deck

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François Marier – @fmarier Easy logins for JavaScript web applications

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problem #1: passwords are hard to secure

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bcrypt / scrypt / pbkdf2 per-user salt site secret password & lockout policies secure recovery

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bcrypt / scrypt / pbkdf2 per-user salt site secret password & lockout policies secure recovery

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bcrypt / scrypt / pbkdf2 per-user salt site secret password & lockout policies secure recovery

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bcrypt / scrypt / pbkdf2 per-user salt site secret password & lockout policies secure recovery

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bcrypt / scrypt / pbkdf2 per-user salt site secret password & lockout policies secure recovery

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bcrypt / scrypt / pbkdf2 per-user salt site secret password & lockout policies secure recovery 2013 2013 password password guidelines guidelines

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passwords are hard to secure they are a liability

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ALTER TABLE user DROP COLUMN password;

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problem #2: passwords are hard to remember

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pick an easy password

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pick an easy password use it everywhere

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passwords are hard to remember they need to be reset

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control email account control all accounts =

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“People want a little dating before marriage.” Eric Vishria – Rockmelt

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decentralised

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myid.com/u/francois

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privacy ®

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existing login systems are not good enough

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ideal web-wide identity system

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ideal web-wide identity system

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ideal web-wide identity system

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ideal web-wide identity system

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what if it were a standard part of the web browser?

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how does it work?

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[email protected]

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[email protected]

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getting a proof of email ownership

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authenticate?

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authenticate? public key

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authenticate? public key signed public key

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you have a signed statement from your provider that you own your email address

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logging into a 3rd party site

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Valid for: 2 minutes wikipedia.org assertion

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Valid for: 2 minutes wikipedia.org check audience assertion

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Valid for: 2 minutes wikipedia.org check audience check expiry assertion

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Valid for: 2 minutes wikipedia.org check audience check expiry check signature assertion

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assertion Valid for: 2 minutes wikipedia.org public key

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assertion Valid for: 2 minutes wikipedia.org

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assertion session cookie

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demo #1: http://www.voo.st/ http://www.debuggex.com [email protected]

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Persona is already a decentralised system

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decentralisation is the answer, but it's not a product adoption strategy

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we can't wait for all domains to adopt Persona

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we can't wait for all domains to adopt Persona solution: a temporary centralised fallback

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demo #2: http://sloblog.io/ [email protected]

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Persona already works with all email domains

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identity bridging

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demo #3: http://www.reasonwell.com/ [email protected]

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Persona supports all modern browsers >= 8

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Persona is decentralised, simple and cross-browser

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it's simple for users, but is it also simple for developers?

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navigator.id.watch({ loggedInEmail: “[email protected]”, onlogin: function (assertion) { $.post('/login', {assertion: assertion}, function (data) { // do something } ); }, onlogout: function () { window.location = '/logout'; } });

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navigator.id.watch({ loggedInUser: “[email protected]”, onlogin: function (assertion) { $.post('/login', {assertion: assertion}, function (data) { // do something } ); }, onlogout: function () { window.location = '/logout'; } });

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navigator.id.watch({ loggedInUser: null, onlogin: function (assertion) { $.post('/login', {assertion: assertion}, function (data) { // do something } ); }, onlogout: function () { window.location = '/logout'; } });

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navigator.id.watch({ loggedInUser: null, onlogin: function (assertion) { $.post('/login', {assertion: assertion}, function (data) { // do something } ); }, onlogout: function () { window.location = '/logout'; } });

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navigator.id.watch({ loggedInUser: null, onlogin: function (assertion) { $.post('/login', {assertion: assertion}, function (data) { window.location = '/'; } ); }, onlogout: function () { window.location = '/logout'; } });

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navigator.id.request()

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navigator.id.watch({ loggedInUser: null, onlogin: function (assertion) { $.post('/login', {assertion: assertion}, function (data) { window.location = '/'; } ); }, onlogout: function () { window.location = '/logout'; } });

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eyJhbGciOiJEUzEyOCJ9.eyJwdWJsaWMta2V5Ijp7ImFsZ29yaXRobSI6IkRTIiwieSI6ImNhZDg2ZDg yNWU0MjBkMGI4Njk5MjM4ZDM5ZTFjYjIyOGMyMTk1NWFiMzcwOTQ1YzExNzBhMzM4NjcyNDM0ZDJmNGY xZDg5ZjFkZjMzNmU1ZjZjZjk2YjhiOTlmMjgyNmFjNTYxZmI1YWMyYTc4ZjNhMzBkNGYxNTVhYjc3ZGE xYmY3MWU4ZGMzNjQ0MmU2NjQ3MmE5Mjg0N2I2YjFlNDRkMTJlM2IwMjVjOWZmNTFmNDdhMWE5ZWYyMGZ hOTVjMTcxZjBkMTYzNGE4ZTY4YTk5NWU3ZjFjY2FiYTJlOTRjYTI3ODE1ZWVkMTcxYjY1YTJmZGQzNTE 1NjY3OTI0ZjUiLCJwIjoiZmY2MDA0ODNkYjZhYmZjNWI0NWVhYjc4NTk0YjM1MzNkNTUwZDlmMWJmMmE 5OTJhN2E4ZGFhNmRjMzRmODA0NWFkNGU2ZTBjNDI5ZDMzNGVlZWFhZWZkN2UyM2Q0ODEwYmUwMGU0Y2M xNDkyY2JhMzI1YmE4MWZmMmQ1YTViMzA1YThkMTdlYjNiZjRhMDZhMzQ5ZDM5MmUwMGQzMjk3NDRhNTE 3OTM4MDM0NGU4MmExOGM0NzkzMzQzOGY4OTFlMjJhZWVmODEyZDY5YzhmNzVlMzI2Y2I3MGVhMDAwYzN mNzc2ZGZkYmQ2MDQ2MzhjMmVmNzE3ZmMyNmQwMmUxNyIsInEiOiJlMjFlMDRmOTExZDFlZDc5OTEwMDh lY2FhYjNiZjc3NTk4NDMwOWMzIiwiZyI6ImM1MmE0YTBmZjNiN2U2MWZkZjE4NjdjZTg0MTM4MzY5YTY xNTRmNGFmYTkyOTY2ZTNjODI3ZTI1Y2ZhNmNmNTA4YjkwZTVkZTQxOWUxMzM3ZTA3YTJlOWUyYTNjZDV kZWE3MDRkMTc1ZjhlYmY2YWYzOTdkNjllMTEwYjk2YWZiMTdjN2EwMzI1OTMyOWU0ODI5YjBkMDNiYmM 3ODk2YjE1YjRhZGU1M2UxMzA4NThjYzM0ZDk2MjY5YWE4OTA0MWY0MDkxMzZjNzI0MmEzODg5NWM5ZDV iY2NhZDRmMzg5YWYxZDdhNGJkMTM5OGJkMDcyZGZmYTg5NjIzMzM5N2EifSwicHJpbmNpcGFsIjp7ImV tYWlsIjoiZm9vQG1vY2tteWlkLmNvbSJ9LCJpYXQiOjEzNzY1MzY0NjM1MTgsImV4cCI6MTM3NjU0MDA 2MzUxOCwiaXNzIjoibW9ja215aWQuY29tIn0.IeUR0_3ayAZkdNSXjF4aaCwSHnHa4X1lzrjX-qkNcPI bXx1hmQQPwg~eyJhbGciOiJEUzEyOCJ9.eyJleHAiOjEzNzY1MzY3MDc2MzUsImF1ZCI6Imh0dHA6Ly9 sb2NhbGhvc3QifQ.NJ8H1qZcWXbXfPJSdgB_mORHQ442ZkY0XYfdQsZZsIjooG7k7qWyVw

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navigator.id.watch({ loggedInUser: null, onlogin: function (assertion) { $.post('/login', {assertion: assertion}, function (data) { window.location = '/home'; } ); }, onlogout: function () { window.location = '/logout'; } });

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npm install browserid-verify

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const verify = require('browserid-verify')(); verify(assertion, 'http://123done.org', function(err, email, response) { if (err) { return console.log(err); } if (email) { session.user = response.email; } else { delete session.user; } });

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{ status: “okay”, audience: “http://123done.org”, expires: 1344849682560, email: “[email protected]”, issuer: “login.persona.org” }

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const verify = require('browserid-verify')(); verify(assertion, 'http://123done.org', function(err, email, response) { if (err) { return console.log(err); } if (email) { session.user = response.email; } else { delete session.user; } });

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{ status: “failed”, reason: “assertion has expired” }

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const verify = require('browserid-verify')(); verify(assertion, 'http://123done.org', function(err, email, response) { if (err) { return console.log(err); } if (email) { session.user = response.email; } else { delete session.user; } });

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navigator.id.logout()

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navigator.id.watch({ loggedInUser: null, onlogin: function (assertion) { $.post('/login', {assertion: assertion}, function (data) { window.location = '/home'; } ); }, onlogout: function () { window.location = '/logout'; } });

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1. load javascript library

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1. load javascript library 2. setup login & logout callbacks

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1. load javascript library 2. setup login & logout callbacks 3. add login and logout buttons

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1. load javascript library 2. setup login & logout callbacks 3. add login and logout buttons 4. verify proof of ownership

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1. load javascript library 2. setup login & logout callbacks 3. add login and logout buttons 4. verify proof of ownership no API key needed

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you can add support for Persona in four easy steps

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Meteor express connect Jungles

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one simple request

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building a new site: default to Persona

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working on an existing site/app: add support for Persona

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before

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after

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after navigator.id.request()

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ALTER TABLE user DROP COLUMN password;

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To learn more about Persona: https://login.persona.org/ http://identity.mozilla.com/ https://developer.mozilla.org/docs/Persona/Why_Persona https://developer.mozilla.org/docs/Persona/Quick_Setup https://github.com/mozilla/browserid-cookbook https://developer.mozilla.org/docs/Persona/Libraries_and_plugins http://123done.org/ https://wiki.mozilla.org/Identity#Get_Involved @fmarier http://fmarier.org

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identity provider API https://eyedee.me/.well-known/browserid: { "public-key": { "algorithm":"RS", "n":"8606...", "e":"65537" }, "authentication": "/browserid/sign_in.html", "provisioning": "/browserid/provision.html" }

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https://eyedee.me/.well-known/browserid: { "public-key": { "algorithm":"RS", "n":"8606...", "e":"65537" }, "authentication": "/browserid/sign_in.html", "provisioning": "/browserid/provision.html" } identity provider API

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https://eyedee.me/.well-known/browserid: { "public-key": { "algorithm":"RS", "n":"8606...", "e":"65537" }, "authentication": "/browserid/sign_in.html", "provisioning": "/browserid/provision.html" } identity provider API

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https://eyedee.me/.well-known/browserid: { "public-key": { "algorithm":"RS", "n":"8606...", "e":"65537" }, "authentication": "/browserid/sign_in.html", "provisioning": "/browserid/provision.html" } identity provider API

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https://eyedee.me/.well-known/browserid: { "public-key": { "algorithm":"RS", "n":"8606...", "e":"65537" }, "authentication": "/browserid/sign_in.html", "provisioning": "/browserid/provision.html" } identity provider API

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identity provider API 1. check for your /.well-known/browserid 2. try the provisioning endpoint 3. show the authentication page 4. call the provisioning endpoint again

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identity provider API 1. check for your /.well-known/browserid 2. try the provisioning endpoint 3. show the authentication page 4. call the provisioning endpoint again

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identity provider API 1. check for your /.well-known/browserid 2. try the provisioning endpoint 3. show the authentication page 4. call the provisioning endpoint again

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identity provider API 1. check for your /.well-known/browserid 2. try the provisioning endpoint 3. show the authentication page 4. call the provisioning endpoint again

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© 2013 François Marier This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 New Zealand License. Top 500 passwords: http://xato.net/passwords/more-top-worst-passwords/ Parchment: https://secure.flickr.com/photos/27613359@N03/6750396225/ Restaurant dinner: https://secure.flickr.com/photos/yourdon/3977084094/ Stop sign: https://secure.flickr.com/photos/artbystevejohnson/6673406227/ Photo credits: