Steam store pages received a new Anti-cheat field. Disclosure is mandatory for kernel-level anti-cheat solutions. And recommended for other anti-cheat solutions (like server-side or non-kernel-level client-side).
The field discloses the anti-cheat product, whether it is a kernel-level installation, and whether it uninstalls with the product or requires manual removal to remove.
How do they steal your data? They also said malware