Dr.Web Katana is an advanced security solution that uses behavior-based detection technology to detect and block unknown threats. It offers real-time protection against various types of malware, including ransomware, spyware, and rootkits. The software is lightweight and does not impact system performance, making it an ideal choice for s looking for a powerful yet unobtrusive security solution. It also includes advanced privacy protection features, such as anti-keylogging and anti-screen capture, to prevent sensitive information from being stolen.