Vkontakte
To be able to authorize via Vkontakte, add the following elements to Info.plist. Replace _111_ with your VKontakte project ID, and _222_ with the project’s secret key.
Please, ask your manager for these parameters.
<key>CFBundleURLSchemes</key>
<array>
<string>vk_111_</string>
</array>
</dict>
</array>
<key>LSApplicationQueriesSchemes</key>
<array>
<string>vkauthorize-silent</string>
</array>
<key>VKAppID</key>
<string>_111_</string>
<key>VKClientSecret</key>
<string>_222_</string>