What is a cookie?
A cookie is a harmless text file that is stored in your browser when you visit almost any website. The usefulness of a cookie is that the web is able to remember his visit when I return to surf this page. Although many people do not know about the cookies, they have been in use for 20 years, when the first browsers for the World Wide Web.
What is NOT a cookie?
It is not a virus or a Trojan, not a worm, or spam or spyware, or open pop-up windows.
What information stores a cookie?
Cookies do not usually store sensitive information about you such as credit card or bank account information, photographs, your ID or personal information, etc. The data stored are technical, personal preferences, content personalization, etc.
The web server does not associate you as a person, but your web browser. In fact, if you regularly browse with Internet Explorer and try to browse the same web with Firefox or Chrome you will see that the web does not realize that you are the same person because you are actually associating the browser, not the person.
What types of cookies are there?
- Technical Cookies: They are the most basic and allow, among other things, to know when you are browsing a human or an automated application, when an anonymous user navigates and one registered, basic tasks for running any dynamic web.
- Analysis Cookies: Collect information on the type of navigation being done, the sections most used, consulted products, time period of use, language, etc.
- Advertising Cookies: Display advertising based on their navigation, their country of origin, language, etc.
What are own cookies and third-party cookies
Own cookies are those generated by the current page and third are generated by internal or external providers such as Facebook, Twitter, Google, etc.
What happens if I disable cookies?
To understand the scope may have to disable the cookies, here are some examples:
- You can not share content of this site in Facebook, Twitter or any other social network.
- The web site will not adapt content to your personal preferences, as often happens in online stores.
- You can not access the personal area of the web, such as my account, or my profile or my orders.
- Online Stores: It will be impossible to make purchases online, they will have to be telephone or by visiting the physical store if you have one.
- It will not be possible to customize your geographic preferences as time zone, currency or language.
- The web site will not perform web analytics about visitors and web traffic, making it difficult to be competitive anywhere.
- You can not write on the blog, upload photos, post comments, evaluate or rate content. The web may not know whether you are a human or an automated application that publishes spam.
- No advertising may show sectioned, reducing advertising revenues anywhere.
Can I delete cookies cookies?
Yes. Not only eliminate, also block, general or particular to a specific domain.
To remove cookies from a website should go to your browser settings and there you can find the associated domain in question and proceed to its elimination.
Cookies settings for popular browser
Here's how to access a particular cookie of the Chrome browser. Note: These steps may vary depending on the browser version:
- Go to Settings or Preferences via the File menu or by clicking the icon customization that appears top right.
- You will see different sections, click the Show advanced settings option.
- Go to Privacy, Content settings.
- Select All cookies and site data.
- A list of all cookies ordered by domain appears. To make it easier to find the cookies of a specific domain partially or fully enter the address in the search field.
- After making this filter appear on the screen, one or more lines with the requested Web cookies will show up. Now just select it and press the X to proceed with removal.
To access cookies configuration of Internet Explorer, follow theses steps (they may vary depending on the browser version):
- Go to Tools, Internet Options
- Click on Privacy.
- Move the slider to adjust the level of privacy you want.
To access cookies configuration of Firefox, follow theses steps (they may vary depending on the browser version):
- Go to Options o Preferences.
- Click on Privacy.
- In History choose Use custom settings for history.
- Now you will see Accept Cookies; you can activate or deactivate as desired.
To access cookies configuration of Safari for OSX, follow theses steps (they may vary depending on the browser version):
- Go to Preferences, and Privacy.
- Here you can see Block cookies to fit the type of lock you want to perform.
To access cookies configuration of Safari for iOS, follow theses steps (they may vary depending on the browser version):
- Go to Settings, then Safari.
- Go to Privacy and Security, you will see Block cookies to fit the type of lock you want to perform.
To access cookies configuration of Android devices, follow theses steps (they may vary depending on the browser version):
- Run the browser and hit Menu, then Settings.
- Go to Security and Privacy, you will see Accept cookies to activate or deactivate the option.
To access cookies configuration of Windows Phone devices, follow theses steps (they may vary depending on the browser version):
- Open Internet Explorer, then More, and Configuration.
- Now you can activate or deactivate the option Allow cookies.