What categories of digital signatures does ITRUST identify, and what are their associated risks?

ITrust identifies three main categories of digital signatures:

• Public Area: covers the public attack surface and includes risks such as typosquatting and supply chain attacks.
• Social Engineering Area: covers personal identifiable information (PII) and includes risks such as identity theft and targeted phishing.

Raw Area: covers public IP addresses and includes risks such as botnets and data leaks.