With the advent of cloud technologies like Amazon Web Services (AWS), many businesses are transitioning their on-premise infrastructure to the cloud. The key to ensuring a smooth 'AWS migration from on premise' is a comprehensive understanding of the entire process along with a robust cybersecurity strategy to safeguard your data and applications. This guide offers a detailed pathway for successful migration.

Why Migrate to AWS?

The AWS ecosystem offers scalable, efficient, and cost-effective solutions to manage vast amounts of data and complex applications. Lower capital expenditure, improved agility, global scalability, and enhanced security features make AWS a preferred choice among enterprises globally.

Understanding Your Current Infrastructure

The first step towards 'AWS migration from on premise' starts with a thorough understanding of your current IT landscape. Perform a comprehensive audit of your existing system, determining the data size, number of applications, and their inter-dependencies. During this stage, it is also pivotal to identify the elements that can smoothly migrate to cloud and those that require refactoring.

Plan Your Migration

Once a clear picture of your on-premise infrastructure is formed, chalk out a detailed migration plan. Start by prioritizing applications and data for migration, considering their complexity, business importance, and dependencies. It's also essential to consider the cost and downtime during planning, along with regulatory constraints if any.

Choosing the Right AWS Services

Your 'AWS migration from on premise' plan has to be augmented with the selection of the right AWS services. Services like AWS Migration Hub, AWS Database Migration Service, and AWS Server Migration Service provide a seamless, secure, and efficient migration pathway. However, the choice must align with your business requirements, interdependencies, and budget.

Securing Your Migration

Cybersecurity during 'AWS migration from on premise' must be a priority. Utilize AWS security tools like AWS Security Hub, AWS Shield, Amazon Inspector, and AWS IAM for a continuous security assessment, protection against DDoS attacks, inspection of applications for exposure, common vulnerabilities, deviations from best practices and managing access and encryption keys respectively.

Test Your Migration

A crucial part of any migration plan is testing. Post-migration, it's pivotal to confirm that your applications and data are functioning correctly. Testing methodologies can vary based on your requirements, but it generally includes functionality testing, performance testing, and security testing.

Optimize After Migration

Post 'AWS migration from on premise', optimization is a constant process. Regularly monitor and evaluate your AWS resources for opportunities to reduce costs, streamline operations, and increase efficiency. AWS offers several tools like AWS Cost Explorer and AWS Trusted Advisor to facilitate this process.

Training your Team

Ensuring your team is well-versed with AWS is beneficial in the long term. AWS comes with a learning curve, and thus, investing in training and certification options is advisable. AWS provides learning modules, whitepapers, and certification options to help your team get up to speed.

In conclusion, an 'AWS migration from on premise' offers a myriad of advantages - from lowering cost, increasing agility, to enhanced security and scalability. However, a secure and smooth transition requires a combination of a well-planned and judiciously executed migration plan, a robust cybersecurity strategy, and an optimized post-migration operation. Careful consideration at each step, accompanied by strategic use of suitable AWS services, can ensure the successful transition of your on-premise infrastructure to the AWS cloud.