Web cookies (also called HTTP cookies, browser cookies, or simply cookies) are small pieces of data that websites store on your device (computer, phone, etc.) through your web browser. They are used to remember information about you and your interactions with the site.
Purpose of Cookies:
Session Management:
Keeping you logged in
Remembering items in a shopping cart
Saving language or theme preferences
Personalization:
Tailoring content or ads based on your previous activity
Tracking & Analytics:
Monitoring browsing behavior for analytics or marketing purposes
Types of Cookies:
Session Cookies:
Temporary; deleted when you close your browser
Used for things like keeping you logged in during a single session
Persistent Cookies:
Stored on your device until they expire or are manually deleted
Used for remembering login credentials, settings, etc.
First-Party Cookies:
Set by the website you're visiting directly
Third-Party Cookies:
Set by other domains (usually advertisers) embedded in the website
Commonly used for tracking across multiple sites
Authentication cookies are a special type of web cookie used to identify and verify a user after they log in to a website or web application.
What They Do:
Once you log in to a site, the server creates an authentication cookie and sends it to your browser. This cookie:
Proves to the website that you're logged in
Prevents you from having to log in again on every page you visit
Can persist across sessions if you select "Remember me"
What's Inside an Authentication Cookie?
Typically, it contains:
A unique session ID (not your actual password)
Optional metadata (e.g., expiration time, security flags)
Analytics cookies are cookies used to collect data about how visitors interact with a website. Their primary purpose is to help website owners understand and improve user experience by analyzing things like:
How users navigate the site
Which pages are most/least visited
How long users stay on each page
What device, browser, or location the user is from
What They Track:
Some examples of data analytics cookies may collect:
Page views and time spent on pages
Click paths (how users move from page to page)
Bounce rate (users who leave without interacting)
User demographics (location, language, device)
Referring websites (how users arrived at the site)
Here’s how you can disable cookies in common browsers:
1. Google Chrome
Open Chrome and click the three vertical dots in the top-right corner.
Go to Settings > Privacy and security > Cookies and other site data.
Choose your preferred option:
Block all cookies (not recommended, can break most websites).
Block third-party cookies (can block ads and tracking cookies).
2. Mozilla Firefox
Open Firefox and click the three horizontal lines in the top-right corner.
Go to Settings > Privacy & Security.
Under the Enhanced Tracking Protection section, choose Strict to block most cookies or Custom to manually choose which cookies to block.
3. Safari
Open Safari and click Safari in the top-left corner of the screen.
Go to Preferences > Privacy.
Check Block all cookies to stop all cookies, or select options to block third-party cookies.
4. Microsoft Edge
Open Edge and click the three horizontal dots in the top-right corner.
Go to Settings > Privacy, search, and services > Cookies and site permissions.
Select your cookie settings from there, including blocking all cookies or blocking third-party cookies.
5. On Mobile (iOS/Android)
For Safari on iOS: Go to Settings > Safari > Privacy & Security > Block All Cookies.
For Chrome on Android: Open the app, tap the three dots, go to Settings > Privacy and security > Cookies.
Be Aware:
Disabling cookies can make your online experience more difficult. Some websites may not load properly, or you may be logged out frequently. Also, certain features may not work as expected.
Leaders of partner organizations, town officials and individual stakeholders joined Connecticut Sea Grant on Oct. 5 for an on-the-water workshop aboard the Onrust, a replica of the vessel Dutch explorer Adraien Block sailed into Long Island Sound and the Connecticut River in the early 1600s.
Wesleyan University Prof. Johan Varekamp talks about his research on mercury in Long Island Sound, sea level rise and the history of Dutch explorer Adriaen Block’s voyage into the Sound and the Connecticut River.Long Island Sound Outreach Coordinator Judy Preston, left, talks about the numerous designations given in recognition of lower Connecticut River’s unique ecological and cultural significance.
The ship, kept at the docks of the Connecticut River Museum in Essex for the summer and fall, took the three dozen passengers, speakers and crew members on a two-hour excursion south to Old Lyme and back. Along the way, Connecticut Sea Grant’s staff experts and funded researchers shared their current and past projects with the audience. The event was part of Connecticut Sea Grant’s celebration of its 30th Anniversary year as a Sea Grant College Program, the highest status in the National Sea Grant network.
The Onrust approaches the dock at the Connecticut River Museum after taking a group of local youth for a sail.
Coastal Habitat Specialist Juliana Barrett describes her resiliency projects with coastal towns and the National Estuarine Research Reserve project.
Old Saybrook Town Planner Christine Nelson talks about the Blue Plan, a marine spatial plan for Long Island Sound.
Onrust Captain Dan Thompson steered the ship from Essex to the I-95 highway bridge in Old Lyme.
Research Coordinator Syma Ebbin, also an associate professor in Maritime Studies, talks about diadromous fish in the Connecticut River.
Tom Savoy, CT DEEP fisheries biologist, tells about finding juvenile Atlantic sturgeon, an endangered species, in the river in 2014.