ApsaraVideo Player SDK uses the
STS token to ensure secure playback of audio files and videos. The player can automatically obtain the streaming URL and decode the URL based on the authentication information.
Compared with playback based on an STS token,
playAuth-based playback provides an easier access and higher security. For more information, see Comparison between the playAuth and STS.
For more information about the playAuth and its usage, see playAuth-based playback.