Social Media Privacy
The Trade-Off You Agreed To (But Never Read)
Social media platforms provide free services in exchange for unprecedented access to your personal life. The terms of service you accepted — and nobody reads — grant these companies broad rights to collect, analyze, and monetize your data.
You don't have to quit social media to protect your privacy. But you should understand the trade-off and make informed choices about what you share.
What Platforms Collect
Beyond your posts and messages, social media platforms collect your contact list (when you grant access), your location (even when you're not posting), your browsing habits across the internet (through embedded trackers and pixels), your face (from photos, used for facial recognition databases), your voice (if you use voice features), metadata from your photos (time, location, device), your typing patterns and scroll behavior, and your offline purchases (through data partnerships with retailers).
Platform-by-Platform Lockdown
Facebook/Meta
Privacy settings: Navigate to Settings → Privacy and tighten every option. Set posts to "Friends only." Disable face recognition. Limit who can find you by email or phone number. Review your activity log and delete old posts you wouldn't share today.
Off-Facebook Activity: In Settings → Your Facebook Information → Off-Facebook Activity, you'll find a list of websites and apps that have shared your activity with Facebook. You can clear this history and disconnect future tracking.
Ad preferences: In Settings → Ad Preferences, review and remove interest categories Facebook has assigned to you. Opt out of ads based on data from partners.
Linked to Facebook's data infrastructure, so tighten both. Set your account to private if you don't need public visibility. Disable Activity Status (which shows when you're online). Review apps with access to your account and revoke unnecessary ones. Limit story sharing and close friends settings.
TikTok
Disable personalized ads in Settings → Privacy → Ads. Set your account to private. Disable "Suggest your account to others." Turn off location services for the app. Be aware that TikTok's data practices have been subject to significant government scrutiny.
Minimize profile visibility if you're not actively job-hunting. Disable "Profile viewing options" that share your viewing habits. Turn off activity broadcasts. Review and tighten data sharing with third-party apps.
X (Twitter)
Disable "Personalize based on your inferred identity." Turn off location tagging on posts. Review connected apps and revoke unused ones. Consider a private account if you don't need public visibility.
What to Stop Sharing
Your exact location. Don't geotag posts in real time. Share travel photos after you've returned. Don't broadcast your home address through check-ins.
Your children's details. Names, school names, daily routines, and faces. This information is permanently online and your children didn't consent to sharing it.
Financial information. Vacation announcements signal an empty home. New purchase posts signal wealth worth targeting.
Security answers. Your mother's maiden name, the street you grew up on, your first pet — these are common security questions. Social media posts about them give attackers the answers.
Your daily routine. Consistent check-ins, gym posts at the same time, commute updates — these create a predictable pattern that could be exploited.
AI Prompt: Social Media Privacy Review
Help me audit and improve my social media privacy.
My accounts:
[List each platform, whether public or private, and how actively you use it]
What I typically share: [types of content you post]
Privacy concerns: [what worries you most]
How I use social media: [personal, business, both]
Please create:
1. Platform-by-platform privacy settings checklist
2. Content I should stop sharing (or share differently)
3. How to clean up old posts that reveal too much
4. App permission audit (what to revoke)
5. A strategy for maintaining social media presence while protecting privacy
The Deletion Question
Deleting a social media account doesn't delete the data the company has collected. It stops new data collection and removes your profile from public view, but previously collected data remains in their systems for varying periods (governed by their data retention policies and, in some jurisdictions, privacy laws like GDPR).
If you decide to delete an account, download your data archive first (every major platform offers this). Then request deletion, understanding that the process may take weeks and some data may persist.
The Minimal Sharing Approach
You don't have to quit social media. A thoughtful approach: share what you'd be comfortable with a stranger seeing. Don't share information that answers security questions. Review privacy settings quarterly. Audit connected apps monthly. Think before posting — once it's online, it's permanent.
Next: the surveillance device in your pocket.