Bugcrowd has expanded its bug bounty programs to include thick client applications, offering a range of targets such as web and mobile apps, APIs, IoT devices, and even cars. The company is running a promotion for submitting vulnerabilities in thick client applications between October 1st and December 31st, with four $500 cash prizes up for grabs. Researchers can participate by emailing [email protected] to express their interest and receive guidance on getting started. Bugcrowd also provides online resources and recommendations for thick client software testing, including books and a CTF challenge.