Wowza allows enabling some security modes with the MediaSecurity Addon Package.
Enable Secure Token
This will allow only connections from applications that support configuring a token key.
</Modules>
...
<Module>
<Name>ModuleSecureToken</Name>
<Description>ModuleSecureToken</Description>
<Class>com.wowza.wms.plugin.security.ModuleSecureT oken</Class>
</Module>
...
</Modules>
<Properties>
...
<Property>
<Name>secureTokenSharedSecret</Name>
<Value>VideoWhisper</Value>
</Property>
...
</Properties>
Replace VideoWhisper with the token key of choice and update in web application settings.
RTMP Authentication and Secure Token can be used in combination with secure connections option.
<Properties>
...
<Property>
<Name>requireSecureConnection</Name>
<Value>true</Value>
<Type>Boolean</Type>
</Property>
...
</Properties>