The Do Not Track (DNT) header is the proposed HTTP header field DNT that requests that a web application disable either its tracking or cross-site user tracking (the ambiguity remains unresolved) of an individual user.
Electronic mail (email or e-mail) is a method of exchanging messages ("mail") between people using electronic devices.
In Internet, an email client, email reader or more formally mail user agent (MUA) is a computer program in the category of groupware environments used to access and manage a user's email.
Email filtering is the processing of email to organize it according to specified criteria.
Email fraud is the intentional deception made for personal gain or to damage another individual through email.
Email marketing is the act of sending a commercial message, typically to a group of people, using email.
Email tracking is a method for monitoring the email delivery to the intended recipient.
Beacon formed part of Facebook's advertisement system that sent data from external websites to Facebook, for the purpose of allowing targeted advertisements and allowing users to share their activities with their friends.
The Graphics Interchange Format, better known by its acronym GIF, is a bitmap image format that was developed by a team at the bulletin board service (BBS) provider CompuServe led by American computer scientist Steve Wilhite on June 15, 1987.
Gmail is a free, advertising-supported email service developed by Google.
Horde is a free web-based groupware.
Hypertext Markup Language (HTML) is the standard markup language for creating web pages and web applications.
An HTML element is an individual component of an HTML document or web page, once this has been parsed into the Document Object Model.
An HTTP cookie (also called web cookie, Internet cookie, browser cookie, or simply cookie) is a small piece of data sent from a website and stored on the user's computer by the user's web browser while the user is browsing.
The Hypertext Transfer Protocol (HTTP) is an application protocol for distributed, collaborative, and hypermedia information systems.
Internet privacy involves the right or mandate of personal privacy concerning the storing, repurposing, provision to third parties, and displaying of information pertaining to oneself via of the Internet.
An Internet Protocol address (IP address) is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication.
Kontact is a personal information manager and groupware software suite developed by KDE.
Local shared objects (LSOs), commonly called Flash cookies (due to their similarities with HTTP cookies), are pieces of data that websites which use Adobe Flash may store on a user's computer.
In computing, a log file is a file that records either events that occur in an operating system or other software runs, or messages between different users of a communication software.
Mail (also known as Apple Mail or Mail.app) is an email client included with the operating systems macOS, iOS and watchOS by Apple Inc. Originally developed by NeXT as NeXTMail, a part of their NeXTSTEP operating system, it eventually became Mail after Apple's acquisition of NeXT.
MailScanner is an open source email security system for use on Unix email gateways and was first released in 2001.
Microsoft Outlook is a personal information manager from Microsoft, available as a part of the Microsoft Office suite.
Mozilla Thunderbird is a free and open-source cross-platform email client, news client, RSS and chat client developed by the Mozilla Foundation.
Mulberry is an open-source email client marketed by Cyrusoft from approximately 1995 to 2005.
Mutt is a text-based email client for Unix-like systems.
Opera is a web browser for Windows, macOS, and Linux operating systems developed by Opera Software AS.
Pegasus Mail is a donationware (previously freeware), proprietary, email client that is developed and maintained by David Harris and his team.
Perion is an Israel-based ad-tech company providing engagement and monetization solutions for web and mobile based digital businesses.
Phishing is the fraudulent attempt to obtain sensitive information such as usernames, passwords, and credit card details (and money), often for malicious reasons, by disguising as a trustworthy entity in an electronic communication.
Pine is a freeware, text-based email client which was developed at the University of Washington.
In digital imaging, a pixel, pel, dots, or picture element is a physical point in a raster image, or the smallest addressable element in an all points addressable display device; so it is the smallest controllable element of a picture represented on the screen.
In computing, plain text is the data (e.g. file contents) that represent only characters of readable material but not its graphical representation nor other objects (images, etc.). It may also include a limited number of characters that control simple arrangement of text, such as line breaks or tabulation characters.
Portable Network Graphics (PNG, pronounced or) is a raster graphics file format that supports lossless data compression.
In computer networks, a proxy server is a server (a computer system or an application) that acts as an intermediary for requests from clients seeking resources from other servers.
Quantcast is an American technology company, founded in 2006, that specializes in AI-driven real-time advertising, audience insights & measurement. The company claims that it has accurate audience measurement to over 100 million web destinations.Are You Building A 21st Century Brand? Rte.ie (2018-04-05). Retrieved on 2018-05-24. It has offices in the United States, Canada, Australia, Singapore, United Kingdom, Ireland, France, Germany, Italy, and Sweden.
In e-mail, the term return receipt is somewhat misleading.
In computing, a server is a computer program or a device that provides functionality for other programs or devices, called "clients".
SpamCop is an email spam reporting service, allowing recipients of unsolicited bulk or commercial email to report IP addresses found by SpamCop's analysis to be senders of the spam to the abuse reporting addresses of those IP addresses.
Electronic spamming is the use of electronic messaging systems to send an unsolicited message (spam), especially advertising, as well as sending messages repeatedly on the same site.
Transparency is possible in a number of graphics file formats.
A Uniform Resource Locator (URL), colloquially termed a web address, is a reference to a web resource that specifies its location on a computer network and a mechanism for retrieving it.
A video game developer is a software developer that specializes in video game development – the process and related disciplines of creating video games.
Web analytics is the measurement, collection, analysis and reporting of web data for purposes of understanding and optimizing web usage.
A web browser (commonly referred to as a browser) is a software application for accessing information on the World Wide Web.
A web page (also written as webpage) is a document that is suitable for the World Wide Web and web browsers.
Web storage, sometimes known as DOM storage (Document Object Model storage), provides web application software methods and protocols used for storing data in a web browser.
Webmail (or web-based email) is any email client implemented as a web application running on a web server.
Website visitor tracking (WVT) is an aspect of Web analytics and deals with the analysis of visitor behaviour on a website.
The World Wide Web Consortium (W3C) is the main international standards organization for the World Wide Web (abbreviated WWW or W3).
Yahoo! is a web services provider headquartered in Sunnyvale, California and wholly owned by Verizon Communications through Oath Inc..