What is a cookie?
A cookie is a harmless text file that is stored on your browser when you visit almost any website. The usefulness of the cookie is that the web is able to remember your visit next time you browse that page. Although many people do not know the cookies have been in use for 20 years, since the first browser of 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 often store sensitive information about you, such as credit card or bank account information, photographs, your identity card or personal information, etc. The data stored are technical, personal preferences, personalization of content, etc.
The web server does not associate you as a person but your web browser. In fact, if you usually 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 it is actually associating the browser, not the person.
What kind of cookies exist?
- Technical cookies: These are the most basic and allow, among other things, to know when as human is browsing or an automated application, when an anonymous user navigates and one registered, basic tasks for the operation of any dynamic web.
- Cookies analysis: collect information about the type of navigation performing, most used sections, reference numbers, period of use, language, etc.
- Advertising cookies: Show ads based on your navigation, your country of origin, language, etc.
What are own and third-party cookies?
Own cookies are those generated by the page you are visiting and third-party cookies are generated by internal or external providers such as Facebook, Twitter, Google, etc.
What if I turn off cookies?
To understand the scope it may have to disable cookies we show you some examples:
- You cannot share content from that page to Facebook, Twitter or any other social network.
- The web site will not adapt content to your personal preferences, as often happens on the online stores.
- You cannot 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, it will have to be done over the telephone or by visiting the physical store if it has one.
- It will not be possible to customize your geographic preferences as time zone, currency or language.
- The website cannot perform web analytics about visitors and traffic on the web, making it difficult for the website to be competitive.
- You cannot write on the blog, you cannot 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 segmented advertising may be showed, reducing advertising revenue on the web.
Can I delete cookies?
Yes. Not only delete but also block, in general or in 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.
Cookie settings for the most popular browsers
Here it is how to access a particular cookie from a Chrome browser. Note: These steps may vary depending on the browser version:
- Go to Settings or Preferences using the File menu or by clicking the personalization icon that appears at the right top.
- You will see different sections, click the Show Advanced Options option.
- Go to Privacy Settings content.
- Select All cookies and site data.
- A list of all cookies ordered by domain appears. To make it easier to find a specific cookie domain partially or completely enter the address in the Cookie Search field.
- After making this filter will appear on the screen one or more lines with the requested Web cookies. Now just select it and press X to proceed to its deletion.
To access the cookie settings on Internet Explorer follow these steps (may vary depending on the version of the browser):
- Go to Tools, Internet Options.
- Click Privacy.
- Move the slider to adjust the level of privacy you want.
To access cookie settings on a Firefox browser follow these steps (may vary depending on the version of the browser):
- Go to Options or Preferences for your operating system.
- Click Privacy.
- In History choose Use custom settings for history.
- Now you can see the Accept Cookies option, you can activate or deactivate as desired.
To access the cookie settings on a OSX Safari browser follow these steps (may vary depending on the version of the browser):
- Go to Settings, then Privacy.
- Here you can see the Block cookies to fit the type of lock to perform.
To access the cookie settings of the iOS Safari browser follow these steps (may vary depending on the version of the browser):
- Go to Settings, then Safari.
- Go to Privacy and Security, see the Block cookies to fit the type of blocking you wish to make.
To access the browser cookie settings for Android devices follow these steps (may vary depending on the version of the browser):
- Run the browser and press Menu, then Settings button.
- Go to Security and Privacy, see the Accept cookies option to select or deselect the box.
To access the browser cookie settings for Windows Phone devices follow these steps (may vary depending on the version of the browser):
- Open Internet Explorer, then More, then Settings.
- Now you can enable or disable the box Allow cookies.