What are cookies?

Cookies are small text files containing a string of characters that can be placed on your computer or
mobile device that uniquely identify your browser or device. What are cookies used for?
Cookies allow a site or services to know if your computer or device has visited that site or service before.
Cookies can then be used to help understand how the site or service is being used, help you navigate
between pages efficiently, help remember your preferences, and generally improve your browsing
experience. Cookies can also help ensure marketing you see online is more relevant to you and your
interests.

Types of cookies

Mark Ritchie uses Persistent Cookies only
 First Party Cookies: Set and collected by the website itself, and only used by the site when a
user is visiting it.
 Third Party Cookies: Set and collected by other entities besides the website, such as advertisers
or services used by the website for things like web analytics or social media sharing.
 Session Cookies: Only stored in a browser’s memory until it is closed down. Used for many
essential site functions, such as quickly loading a page.
 Persistent Cookies: Set up with a specific expiration date, so they will survive in your browser’s
memory for a certain period of time before deletion. Used to keep you logged in, track web
analytics, etc.
 Secure or HTTP only Cookies: Secure cookies are only transmitted over “https” pages to keep
data encrypted and secure. Only cookies prevent any client scripts on the page from accessing
the cookie, preventing malicious cross-site-scripting (XSS) attacks.

How long will cookies stay on my device?
The length of time a cookie will stay on your computer

or mobile device depends on whether it is a
“persistent” or “session” cookie. Session cookies will only stay on your device until you stop browsing.
Persistent cookies stay on your computer or mobile device until they expire or are deleted.

How to control and delete cookies
If you want to delete cookies follow the instructions:
• Internet Explorer: Elimina y administra cookies,
• Mozilla Firefox: Borrar Cookies y Bloquear cookies,
• Google Chrome: Borrar, habilitar y administrar cookies,
• Opera: Opciones de cookies,
• Safari: Gestionar cookies.