Securly is a software company based in the United States, founded in 2013, and employs between 201 and 500 individuals. The company specializes in providing cloud-based web filtering solutions tailored for educational institutions, particularly large school districts. Securly's offerings address the challenges associated with traditional on-premises filtering appliances, especially in scenarios where students use devices off-campus. Their cloud-based solutions are designed to enhance scalability and reliability, featuring built-in redundancy through multiple AWS clusters to ensure uninterrupted service even during increased demand or server failures. Securly's documentation includes a comparison of cloud versus appliance-based web filtering, highlighting the limitations of on-premises solutions, such as single points of failure and the need for manual updates to static allow/deny lists. Additionally, Securly provides practical guides, such as best practices for Windows environments, to assist educational institutions in optimizing their use of technology for student safety and effective web management.