What is vendor lock-in? Vendor lock-in refers to a situation where an organization becomes overly dependent on a specific vendor's products or services, making switching to alternatives costly, time-consuming, or technically difficult. Over the years, many companies have experienced frustration when trying to move away from large vendors like IBM, Microsoft, or Oracle due to contractual constraint... [read more]

AWS Lambda SnapStart Here is the Lambda execution environment lifecycle: Source Each phase starts with an event that Lambda sends to the runtime and to all registered extensions. The runtime and each extension indicate completion by sending a Next API request. Lambda freezes the execution environment when the runtime and each extension have completed and there are no pending events. And this illus... [read more]

Envelope encryption in AWS Key Management Service (KMS) enhances data security and efficiency by encrypting plaintext data with a data key, which is then encrypted with another key, often a root key. This method ensures robust protection by securing the data keys and allows for efficient re-encryption of keys rather than large datasets. Benefits of Envelope Encryption Enhanced Security: Encrypted ... [read more]

Imagine in a project you are using Amazon API Gateway to define REST APIs. You, as a developer want to allow only IAM users from another AWS account to access the APIs. What would you do? 1. Create an IAM Permission Policy Create an IAM policy in the other AWS account (the account where the IAM users are located) that grants the necessary permissions to invoke the API Gateway methods. The policy s... [read more]