Understanding the interplay between Security Orchestration, Automation, and Response (SOAR) solutions and Security Information and Event Management (SIEM) systems is pivotal for enhancing cybersecurity within any organization. The increasingly complex and unpredictable nature of cyber threats in today's digital landscape necessitates a robust, comprehensive and evolving security infrastructure where SOAR and SIEM play a crucial role.

The criticality of 'soar and siem' in cybersecurity strategy is underpinned by their overlapping and complementary capabilities in Incident response and threat management. That said, they are not one and the same, and appreciating their uniqueness aids in their implementation for optimized cybersecurity measures.

Understanding SOAR and SIEM Systems:

SOAR and SIEM are designed to streamline cybersecurity operations, albeit in distinct ways. SIEM systems collect and analyze log and event data in real-time from various sources in an IT environment. They generate alerts based on identified anomalies and suspicious activities, presenting a timely snapshot of an organization's security events.

On the other hand, SOAR solutions are automation-driven software stacks that orchestrate and automate not just the data collection but also the Incident response workflows. While SIEM identifies a cyber threat, SOAR takes it a step further into handling and responding to these identified threats automatically.

Complementary Nature of SOAR and SIEM:

A holistic approach towards cybersecurity calls for the combination of 'soar and siem'. They converge to address distinct areas of a comprehensive security strategy. The role of SIEM in alert generation can sometimes result in alert fatigue, where a high number of alerts can obscure critical threats. Here, the role of SOAR becomes significant, with its ability to automate and prioritize critical alerts based on customized rules and policies.

Nuances in the Integration:

Integration of 'soar and siem' may seem like a straightforward process but entails certain intricacies and nuances. A key challenge lies in selecting a SOAR solution compatible with an organization’s existing SIEM systems, IT infrastructure, data types, and formats. Furthermore, setting automated response actions requires a robust understanding of the organization's Incident response protocol and regulations to avoid false positives and knee-jerk responses.

Benefits of SOAR and SIEM Interplay:

The interplay between SOAR and SIEM systems offers several benefits. These range from reduced alert fatigue, quicker threat detection and response, enhanced operational efficiency, to compliance automation and the creation of a single, unified view of security events and incidents.

Some SOAR and SIEM Myths to Dispel:

There are several myths related to the use of 'soar and siem' that organizations need to debunk. For instance, SOAR and SIEM technologies aren't exclusive to large-scale corporations. While they may require considerable investment, they are becoming increasingly accessible for small and medium-sized enterprises. Furthermore, they are far from being just ticketing systems and offer an array of features beyond simple incident management, such as threat hunting, case management, collaboration, and more.

In conclusion, the synergy between SOAR and SIEM has the potential to elevate an organization's cybersecurity posture significantly. It fuels a proactive, efficient, and robust security framework that can combat advanced cyber threats. Understanding and implementing the 'soar and siem' systems could be the differential factor between an efficiently managed cyber threat and a substantial security breach.