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Web services testing *

Seven tasks for test, one for deploy

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How to Make Emails and Not Mess Up: Practical Tips

Reading time23 min
Views3.1K


A developer, who first encountered generating emails, has almost no chance to write an application, that will do it correctly. Around 40% of emails, generated by corporate applications, are violating some form of standard, and due to this, there are problems with delivery and display. There are reasons for this: emails are technically more difficult than the web, and operating emails is regulated by a few hundred standards, as well as an uncountable number of generally accepted (and not as much) practices, whereas the email clients are more varied and unpredictable than browsers. Testing may significantly improve the situation, but materials that are dedicated to testing the email system, are practically non-existent.

Mail.ru regularly interacts with its users by email. In our projects, all the components responsible for generating emails and even individual mailings, are subject to mandatory testing. In this article, we will share our experience (learning from our mistakes).
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Total votes 40: ↑40 and ↓0+40
Comments2

The most common OAuth 2.0 Hacks

Reading time6 min
Views41K

OAuth 2 overview


This article assumes that readers are familiar with OAuth 2. However, below a brief description of it is presented below.



  1. The application requests authorization to access service resources from the user. The application needs to provide the client ID, client secret, redirect URI and the required scopes.
  2. If the user authorizes the request, the application receives an authorization grant
  3. The application requests an access token from the authorization server by presenting authentication of its own identity, and the authorization grant
  4. If the application identity is authenticated and the authorization grant is valid, the authorization server issues the access and refresh (if required) token to the application. Authorization is complete.
  5. The application requests the resource from the resource server and presents the access token for authentication
  6. If the access token is valid, the resource server serves the resource to the application

The are some main Pros and Cons in OAuth 2.0


  • OAuth 2.0 is easier to use and implement (compared to OAuth 1.0)
  • Wide spread and continuing growing
  • Short lived Tokens
  • Encapsulated Tokens

— No signature (relies solely on SSL/TLS ), Bearer Tokens
— No built-in security
— Can be dangerous if used from not experienced people
— Too many compromises. Working group did not make clear decisions
— Mobile integration (web views)
— Oauth 2.0 spec is not a protocol, it is rather a framework — RFC 6749

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Total votes 18: ↑17 and ↓1+16
Comments2

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