AI Summary

Viva Engage, formerly known as Yammer, is an enterprise social networking service owned and operated by Microsoft. It is designed to facilitate communication and collaboration across organizations, enabling employees to connect, share knowledge, and work more efficiently. The platform is integrated within the Microsoft 365 ecosystem, targeting enterprise customers and business professionals. The website reflects Microsoft's branding and offers clear calls to action for purchasing Microsoft 365 and logging in, indicating a subscription-based SaaS business model. Technically, the website is hosted on Microsoft Azure and uses modern web technologies including RequireJS and JavaScript. The site is mobile optimized and accessible, with good SEO practices and performance. Privacy and cookie policies are linked to Microsoft's official privacy site, demonstrating compliance with GDPR and other privacy regulations. However, explicit security headers and incident response information are not visible on the homepage. From a security perspective, the site enforces HTTPS and shows no signs of exposed sensitive data or vulnerable libraries. The absence of WHOIS data for the domain is noted but is consistent with Microsoft's domain management practices. No WAF or blocking mechanisms were detected, and the content is fully accessible. Overall, the site demonstrates a strong security posture and high business credibility. The overall risk assessment is low, with recommendations to enhance security headers, publish explicit security policies, and provide clear security contact channels to further improve trust and compliance.