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Questions and Answers
What type of cookie is deleted when the browser is closed?
What type of cookie is deleted when the browser is closed?
What is the primary function of authentication cookies?
What is the primary function of authentication cookies?
What component of a cookie specifies the URL path it is valid for?
What component of a cookie specifies the URL path it is valid for?
What security concern involves the unauthorized access to cookies?
What security concern involves the unauthorized access to cookies?
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What type of cookie is set by a website other than the one being visited?
What type of cookie is set by a website other than the one being visited?
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What is the purpose of the HttpOnly flag in a cookie?
What is the purpose of the HttpOnly flag in a cookie?
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Study Notes
Types of Cookies
- Session Cookies: temporary cookies that are deleted when the browser is closed
- Persistent Cookies: remain on the user's device until they expire or are manually deleted
- First-Party Cookies: set by the website being visited
- Third-Party Cookies: set by a website other than the one being visited
Cookie Functions
- Authentication: verify user identity and maintain login sessions
- Personalization: store user preferences and tailor the user experience
- Tracking: monitor user behavior and collect data for analytics and advertising
- Security: prevent fraud and protect user data
Cookie Components
- Name: a unique identifier for the cookie
- Value: the data stored in the cookie
- Expiration Date: the date and time the cookie will expire
- Domain: the domain or website that set the cookie
- Path: the URL path the cookie is valid for
- Secure: indicates whether the cookie should be transmitted over a secure connection
- HttpOnly: indicates whether the cookie should be accessible to JavaScript
Cookie Security Concerns
- Cross-Site Scripting (XSS): injection of malicious scripts to access or steal cookies
- Cross-Site Request Forgery (CSRF): unauthorized actions performed on a user's behalf using cookies
- Cookie Theft: unauthorized access to cookies, potentially leading to identity theft or data breaches
Types of Cookies
- Session cookies are temporary and deleted when the browser is closed.
- Persistent cookies remain on the user's device until they expire or are manually deleted.
- First-party cookies are set by the website being visited.
- Third-party cookies are set by a website other than the one being visited.
Cookie Functions
- Authentication verifies user identity and maintains login sessions.
- Personalization stores user preferences and tailors the user experience.
- Tracking monitors user behavior and collects data for analytics and advertising.
- Security prevents fraud and protects user data.
Cookie Components
- A cookie has a unique name, which identifies it.
- The value is the data stored in the cookie.
- The expiration date is the date and time the cookie will expire.
- The domain is the domain or website that set the cookie.
- The path is the URL path the cookie is valid for.
- The secure flag indicates whether the cookie should be transmitted over a secure connection.
- The HttpOnly flag indicates whether the cookie should be accessible to JavaScript.
Cookie Security Concerns
- Cross-Site Scripting (XSS) involves the injection of malicious scripts to access or steal cookies.
- Cross-Site Request Forgery (CSRF) involves unauthorized actions performed on a user's behalf using cookies.
- Cookie theft can lead to identity theft or data breaches.
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Description
Learn about different types of cookies, including session and persistent cookies, and their functions in authentication and personalization.
