Site Info for product.costar.com
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product.costar.com has costar.com as domain name.
Character encoding is a type of encoding scheme that assigns a number to each character for digital representation, and it is used to represent a repertoire of characters in textual data computation, storage, and transmission.
UTF-8 is a character encoding of variable widths that is used in electronic communication.
HTTP Strict Transport Security (HSTS)
HTTP Strict Transport Security is a web security policy that protects websites from man-in-the-middle attacks like protocol downgrades and cookie hijacking.
Content Security Policy (CSP)
The Content Security Policy (CSP) is a computer security standard designed to avoid cross-site scripting (XSS), clickjacking, and other code injection attacks caused by malicious content being executed in the context of a trusted web page.
The Referrer Policy specifies how much referrer information should be included with web requests.
Content Type Options
The X-Content-Type-Options HTTP response header is a server-side marker that indicates that the MIME types advertised in the Content-Type headers should not be modified and should be followed.
The X-Frame-Options HTTP response header can be used to to avoid click-jacking attacks by preventing the content to be included in other websites.
Cross-Site Scripting Protection
When reflected cross-site scripting (XSS) attacks are detected, the HTTP X-XSS-Protection response header in Chrome, Internet Explorer, Safari and old browsers prevents web pages from loading.
SSL/TLS certificate authorities
Learn more about DigiCert technology.
Express is a web application framework for Node.js, released as free and open-source software under the MIT License. It is designed for building web applications and APIs.
Envoy is an open-source edge and service proxy, designed for cloud-native applications.
Responsive Web Design
Responsive Web Design (RWD) is a web design approach that ensures web pages look good on a variety of devices and window or screen sizes.