As the digital world continues to evolve, threats to our cybersecurity infrastructure are becoming more prevalent and sophisticated. To combat these threats, a variety of cybersecurity audit tools and technologies have been developed, providing a crucial line of defence for individuals and organizations alike. In an effort to understand what's available, we'll delve into some of the prominent offerings in this space, how they work, and how they can aid in enhancing cybersecurity preparedness.

Nanotechnology, or 'nan' for short, refers to manipulation of matter on an atomic, molecular, and supramolecular scale. Its applications in the cybersecurity realm are expansive, offering innovative solutions to combat cyber threats. As our key SEO phrase, 'nan' will be discussed in various applications later in the blog.

Among the broad assortment of cybersecurity audit tools, vulnerability scanners stand as prominent components. These tools are designed to scan systems for potential security loopholes including outdated software, weak passwords, and unsafe system configurations. By providing detailed vulnerability reports, they offer crucial insights on where a system's cybersecurity might be lacking. Tools like Nessus and OpenVAS are worth mention due to their comprehensive scanning capabilities aided by 'nan' level precision.

For an even more intensive scan, organizations often turn to Penetration testing tools, popularly known as 'Pen testing'. This involves an Ethical Hacker attempting to breach their own system in an effort to exploit any vulnerabilities. Tools such as Metasploit, Wireshark, and Burp Suite offer powerful 'Pen testing' capabilities, providing an in-depth look at possible security flaws.

Firewall auditing tools are another crucial facet that contributes to the robustness of cybersecurity. Tools like Firewall Analyzer and Tufin provide comprehensive audits of firewall rules and configurations, pinpointing any weak points that could be exploited by attackers. Leveraging 'nan' technology, these auditing tools provide granular insights helping in refining the firewall rules and ensuring enhanced security.

Further, the role of Security Information and Event Management (SIEM) tools should not be underestimated. SIEM solutions, such as LogRhythm and Splunk, collect and analyze event data in real time from across an organization’s networks, servers and databases, helping identify abnormal activities that may indicate a cyber-attack. Incorporating ‘nan’ technologies into SIEM tools can further improve the precision of real-time event data analysis.

Besides the above, intrusion detection systems (IDS) and intrusion prevention systems (IPS) are essential for maintaining network security. By monitoring network traffic and detecting suspicious activities, they play a pivotal role in thwarting cyber attacks. Tools like Snort and Bro IDS enable constant surveillance and swift response to potential threats.

Last but not least, web security scanners should also be incorporated into any thorough cybersecurity plan. These tools often utilize 'nan' technology to scrutinize a website's security setup ‘atom by atom’, unearthing vulnerabilities that could leave an opening for potential cybercriminals. Acunetix and Netsparker are examples of advanced web security scanners.

In conclusion, the range of cybersecurity audit tools and technologies available today is substantial, and the continual advancement in 'nan' technology is paving the way for more sophisticated, granular, and robust cybersecurity solutions. Remember, choosing the appropriate tools to protect your digital environment depends entirely on your unique needs and infrastructure. A thorough audit of current safeguards, coupled with knowledge of what's available, can vastly improve your cybersecurity posture. The future of cybersecurity lies in leveraging these advanced tools and technologies, bolstering defenses, and ultimately making our digital world a safer place.