SpyShelter develops antispyware and endpoint protection software for Windows PC systems. The company's flagship product, SpyShelter Antispyware, monitors and analyzes Windows executables and processes to protect against spyware, malware, and other threats. Their cybersecurity labs have been studying Windows PC executables for over 15 years, building expertise in identifying malicious behavior patterns. The company offers several protection capabilities including application control software that manages PC applications and their behaviors, Windows Registry protection to prevent unauthorized modifications, screenshot prevention to block unauthorized screen captures, and executable monitoring tools. SpyShelter maintains an extensive directory of Windows executables, providing users with information about whether specific .exe files are safe or potentially malicious. Their approach focuses on behavioral monitoring and analysis of Windows processes, helping users identify suspicious executables by examining publisher information, file signatures, hash values through VirusTotal integration, and real-time behavior monitoring. The company provides educational resources and a public PC security forum where their USA-based team assists users with cybersecurity questions. SpyShelter has been featured in publications including The Register and PC Magazine, and targets individual Windows PC users and organizations seeking protection against spyware and malware threats.