With the voice commands ‘Alexa Skills,’ users can load numerous extra functions onto their Amazon voice assistant. Amazon screens special voice assistant functions for security. However, scammers can circumvent this check and use these special functions. Researchers from the Horst G..rtz Institute for IT Security at Ruhr-Universit..t Bochum (RUB) and North Carolina State University found significant deficiencies for safe use. Only 24.2 percent of the Skills have a so-called Privacy Policy at all.
Source: https://www.helpnetsecurity.com/2021/03/02/alexa-skills-security/