Reinventing Identity and Social Graphs with Digits

Increasingly, the phone number is the primary identifier for an individual. In developing markets, it’s the only identifier. Digits is a new way for your users to sign in to their apps and websites without using a password. Simple and safe to use, Digits requires only a phone number. With Friend Finding, Digits is also reinventing social graphs with the one everyone has on their phone: the address book.

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1. #APIsBerlin Build the best apps
2. REINVENTING IDENTITY AND SOCIAL GRAPHS WITH DIGITS #APIsBerlin — April 24, 2015
3. ROMAIN HUET Sr. Developer Advocate @romainhuet
4. crashes spam identity dropped frames lag performance threading memory leaks churn 
 getting downloads driving installs revenue 
 in-app-purchases revenue monetization user feedback validation distribution support user accounts testing graphics icons deep links localization internationalization data storage persistence analytics content interest graphs stability
5. crashes spam identity dropped frames lag performance threading memory leaks churn 
 getting downloads driving installs revenue 
 in-app-purchases revenue monetization user feedback validation distribution support user accounts testing graphics icons deep links localization internationalization data storage persistence analytics content interest graphs stability
8. IDENTITY STABILITY DISTRIBUTION REVENUE
16. Individuals Using the Internet, 2005-2014 (ITU) People (Millions) 0 750 1500 2250 3000 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 Internet Users
17. 150M 150M 190M 630M US EUROPE ASIA LATAM 120M MENA 940M
18. Sign in with
19. @romainhuet Romain Huet Twitter, Inc. Sr. Developer Advocate romain@twitter.com +49 173 0001337 +49 173 0001337
20. @romainhuet Romain Huet Twitter, Inc. Sr. Developer Advocate romain@twitter.com +49 173 0001337 +49 173 0001337
24. SMS API SMS Aggregator $
25. SMS API SMS Aggregator SMS API SMS Aggregator ¥ $
26. SMS API SMS API
27. SMS API SMS Aggregator SMS API SMS Aggregator ¥ $ £
28. ¥ $ € £ SMS API SMS Aggregator SMS API SMS Aggregator SMS API SMS Aggregator
29. COST PER MILLION VERIFICATIONS Brazil $50,000 United Kingdom $33,000 Germany $60,000 Saudi Arabia $20,000 United States $5,000
31. POWERED BY
35. INITIALIZE FABRIC import Fabric import TwitterKit @UIApplicationMain class AppDelegate: UIResponder, UIApplicationDelegate { func application(application: UIApplication!, didFinishLaunchingWithOptions launchOptions: NSDictionary!) -> Bool { } } Fabric.with([Twitter()]) return true
36. INVOKE DIGITS import TwitterKit class ViewController: UIViewController { override func viewDidLoad() { super.viewDidLoad() } } let authenticateButton = DGTAuthenticateButton(authenticationCompletion: { (session: DGTSession!, error: NSError!) in // Store the Digits session in your backend. }) authenticateButton.center = self.view.center self.view.addSubview(authenticateButton)
37. DIGITS SESSION let button = DGTAuthenticateButton { (session, error) in if session != nil { } } println(session.userID) // “2834242790” println(session.authToken) // “2834242790-5gsoS8ABHybf7SfsWgPXhqmDet843uleJM8hsVa” println(session.authTokenSecret) // “xLDdKyEc1SQDrtyobMWZ14dbnL224e4PKxAeGPu4Ibzew” println(session.phoneNumber) // “+491730001337”
38. EXTEND YOUR PROFILES digitsUserID name profilePic 29384805 … … 23028702 … … 29484500 … … 29390084 … …
40. USE YOUR OWN BUTTON import TwitterKit class ViewController: UIViewController { @IBAction func didTapButton(sender: AnyObject) { } } Digits.sharedInstance().authenticateWithCompletion { (session, error) in // Inspect the Digits session/error objects. }
41. THEME YOUR DIGITS EXPERIENCE import TwitterKit class ViewController: UIViewController { @IBAction func didTapButton(sender: AnyObject) { } } let digitsAppearance = DGTAppearance() digitsAppearance.backgroundColor = UIColor.blackColor() digitsAppearance.accentColor = UIColor.greenColor() Digits.sharedInstance().authenticateWithDigitsAppearance(digitsAppearance, viewController: nil, title: nil) { (session, error) in // Inspect the Digits session/error objects. }
44. DEMO #APIsBerlin
45. ADD DIGITS TO YOUR WEB APP <!DOCTYPE html> <html> <head> <title>Welcome to Cannonball</title> <meta charset="UTF-8"> </head> <body> <button id="digits-btn">Sign In with Phone</button> <script id="digits-sdk" src="https://cdn.digits.com/1/sdk.js" async></script> </body> </html>
46. ADD DIGITS TO YOUR WEB APP <script> document.getElementById('digits-sdk').onload = function() { }; </script> // Set a click event listener on the button. document.getElementById('digits-btn').addEventListener("click", onLoginButtonClick); // Implement the login button callback and handle the response. function onLoginButtonClick() { Digits.logIn().done(onLogin).fail(onLoginFailure); } // Initialize Digits and check if the user is already logged into Digits. Digits.init({ consumerKey: "o0gzicSS27GgtEJsu7wT442SG" }).done(function() { Digits.getLoginStatus().done(onLoginStatus); });
47. VERIFY A DIGITS TOKEN & RETRIEVE USER INFO // Parse the OAuth Echo headers. var oAuthEchoHeaders = loginResponse.oauth_echo_headers; var verifyData = { credentials: oAuthEchoHeaders['X-Verify-Credentials-Authorization'], apiUrl: oAuthEchoHeaders['X-Auth-Service-Provider'] }; // Post this data and from your server, securely request over SSL
 // the user information including the phone number. $.post('/verify', verifyData).done(function() { // Update the user interface with user information. }); <script> // Validate the authentication and sign the user in. function onLogin(loginResponse) { } </script>
48. 216 countries 28 languages 216 28
49. free free
50. POWERED BY
51. WHAT’S NEW?
54. 1530531-0k4UA v5fyP1zVNFvtT LGSzjnVHuCKc K3xEZ0MNKX8i
58. FIND FRIENDS // Initialize the Find Friends button from the view. findFriendsButton = (Button) findViewById(R.id.find_your_friends_button); // Set a listener on the Find Friends button. findFriendsButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { // Start uploading the Address Book. Digits.getInstance().getContactsClient().startContactsUpload(); } });
59. FIND FRIENDS // Retrieve the contact matches. Digits.getInstance().getContactsClient().lookupContactMatches(null, null, new ContactsCallback<Contacts>() { }); @Override public void success(Result<Contacts> result) { if (result.data.users != null) { // Process contacts data. } } @Override public void failure(TwitterException exception) { // Show error. }
60. WHAT’S NEW?
61. As we continue to grow internationally, Digits is extremely helpful. Many of our customers prefer to verify their accounts via phone, so Digits is the easiest solution for them and us.” “ - Sean Smith,
 Senior Director, Client Engineering, Rdio
63. Grow Faster
65. Thank You