Two Factor Authentication that Users Trust For Your Websites and Apps

Protecting your work and your users with Authy's 2 Factor Authentication service takes hours, not days.

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curl "http://sandbox-api.authy.com/protected/json/users/new?api_key=d57d919d11e6b221c9bf6f7c882028f9" \
-d user[email]="user@domain.com" \
-d user[cellphone]="317-338-9302" \
-d user[country_code]="54"

# EXAMPLE RESPONSE:
# {
#   "message":"User created successfully.",
#   "user": {
#     "id": 1
#   },
#   "success":true
# }
curl -i "http://sandbox-api.authy.com/protected/json/verify/0000000/1?api_key=d57d919d11e6b221c9bf6f7c882028f9"

# EXAMPLE RESPONSE:
# {
#   "success":"true",
#   "message":"Token is valid.",
#   "token":"is valid"
# }
curl "http://sandbox-api.authy.com/protected/json/phones/verification/start?api_key=d57d919d11e6b221c9bf6f7c882028f9" \
-d via="sms" \
-d phone_number="111-111-1111" \
-d country_code="1"

# EXAMPLE RESPONSE:
# {
#   "carrier":"AT&T Mobility (New Cingular Wireless PCS, LLC)",
#   "is_ported":false,
#   "is_cellphone":true,
#   "message":"Text message sent to +1 111-111-1111",
#   "success":true
# }
100% Uptime
SINCE 2011
200ms AVG
API RESPONSE TIMES
20.000+
DEVELOPERS

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Client libraries

We provide a simple Rest API to integrate 2fa authentication, however, if you want to save even more time there are also some of pre-built libraries for interacting with Authy.


Two-Factor integrations

WordPress Two Factor Authentication

Authy for WordPress

Add the Two-Factor Authentication Plugin to your WordPress site a protect your content from hackers and hijackers without required development or security knowledge.

SSH Two Factor Authentication

Authy for SSH

Lock your machines with certificates + tokens and enjoy a Strong Authentication in less than a minute using 2-factor Authentication.

OpenVPN Two Factor Authentication

Authy for OpenVPN

Whether you use certificates, passwords, PAM or LDAP you can easily integrate a Two-Step Verification using Authy.

Benefits

Secure icon

Rolling your own Two-Factor Authentication is hard and even a simple mistake could be a serious security vulnerability. Authy has been externally tested and validated. We take security very seriously.

Plug play icon

Our Rest Two Factor Authentication API takes care of most of the hard details and exposes only 2 simple end-points. Plus we provide for all major languages.

Ux icon

You connect to Authy using a transparent REST API which allows you to customize the experience you want for your users taking advantage of the Two Factor security.

Auth devices icon

Authy runs everywhere. We have apps for iPhone, Android, Blackberry, Windows, Linux and Mac (). And with our multi-device platform users can have multiple devices enrolled at the same time, so that they can quickly get back to work if they lose one. We also provide SMS and Phone call verification worldwide.

Management icon

Hardware dongles, servers, software licenses, setup costs... It's 2014, forget all that! Authy is bringing two-factor authentication to the present. Authy provides you a powerful dashboard to manage all your apps, customize what you want to have in your application, track what you are paying and what you want to pay, and many more.

Redundant icon

The Authy API is deployed across different PCI level 1 data-centers and it's fully redundant. We also use a DNS provider with anycast support. We've had 100% availability since 2011.

What are you waiting for?

Sign up and add two-factor authentication to your app or website today

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