Description: An attack is an attempt to compromise the integrity, confidentiality, or availability of a system. In the field of cybersecurity, it refers to any deliberate action aimed at exploiting vulnerabilities in a computer system, network, or application. Attacks can vary in nature and complexity, ranging from simple unauthorized access attempts to sophisticated malware campaigns. The classification of attacks may include denial-of-service (DDoS) attacks, where multiple systems are used to flood a server with traffic, or more subtle attacks like phishing, which deceive users into revealing sensitive information. Protection against these attacks is crucial for maintaining information security and technological infrastructure. Red Team and Blue Team play a fundamental role in simulating and defending against attacks, where the Red Team acts as the attacker and the Blue Team as the defender. Additionally, digital forensics is used to investigate and analyze attacks after they have occurred, helping to understand how they were carried out and how to prevent future incidents. Finally, in the context of proof of work, attacks can be used to assess the resilience of a system against attempts at manipulation or exploitation.