https://en.wikipedia.org › wiki › User_agent

User agent - Wikipedia

On the Web, a user agent is a software agent responsible for retrieving and facilitating end-user interaction with Web content. This includes all web browsers, such as Google Chrome and Safari, some email clients, standalone download managers like youtube-dl, and other command-line utilities ...

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https://www.w3.org › TR › user-agents

User Agents

A product that can load arbitrary content from the public web is a user agent. A person can use many different user agents in their day-to-day life. In other contexts, the term "user agent" is used to refer to software entities that help users accomplish tasks.

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https://deviceatlas.com › sites › default › files › files › DeviceAtlas_The_Complete_Guide_To_User-Agents_2025.pdf

The complete guide to User-Agents How to define, create, read and ...

Agent information, and ignore ua field. This is because the ua may ... There are more advanced ways to create unique prints, e.g. canvas ... Note the Zango and Megaupload plugins and their version numbers.. This level of detail simply isn’t present in mainstream browsers anymore. Let’s consider three of the most common browsers today: ... For the User-Agent string to be used for fingerprinting, one needs access to it.

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