Privacy & Security


How To: It's Easy to Falsify Photo Geotags on Your iPhone to Keep Real Locations Secret
Without realizing it, you may be giving away the GPS coordinates of your home, workplace, school, and other important or secret locations. Unless you've blocked the feature on your iPhone, location data is stored in almost every photo and video you take, and anyone you share the content with can find out where you are or were. But there are a few things you can do to safeguard the information.

How To: Remove Unnecessary Profiles & Certificates on Your iPhone to Protect Your Privacy & Security
When you want to install a new tool or game on your iPhone, you go straight to the App Store to do so — but it's not the only place you can get apps from. Some developers use back alleys to get their apps to you, while others can trick you into installing them without giving it much thought. This can lead to malicious software running on your iPhone, software you'll want to get rid of asap.

How To: Protect Your Private Tabs with Face ID or Touch ID So Others Can't Snoop Through Your Browsing Secrets
Safari's private browsing mode on your iPhone won't sync to other Apple devices or remember your search history, AutoFill data, or visited webpages. Still, it doesn't stop anyone who accesses your iPhone from opening your private tabs. If you don't want anyone snooping through your private tabs, use Chrome instead so you can lock the tabs behind biometric authentication.

How To: Use Your iPhone's Mail App to Send and Receive End-to-End Encrypted Emails in Gmail
Gmail uses TLS, or Transport Layer Security, by default for all email communications, so all of your emails will use the standard encryption as long as the recipients also support TLS. But there's a way to add even more security to your Gmail emails, and you can use your iPhone's Mail app to do it.

How To: Get Rid of Frequently Visited Websites in Safari on Your iPhone, iPad, or Mac
Safari has a helpful feature that shows your most frequently visited webpages whenever you open a new tab or window, but it's not for everyone. If you never use it, would rather have a minimalist start page, or want to prevent other people with access to Safari on your iPhone, iPad, or Mac from seeing the websites you frequent the most, you can get rid of it.

How To: Easily Record Phone Calls for Free from Your iPhone or Android Phone Using Google Voice
Google Voice has a hidden feature that lets you record any phone call you're participating in, and unlike other apps, it doesn't cost a dime.

How To: Tell When Someone Opens the Emails You Send Them (Using Hidden Trackers or Read Receipt Requests)
You may not always want to, but there will probably be a time when you'll want to know if an email you send — like a job application or a support request — is opened by the recipient. It's actually easy to implement, and you may be using an email client on your device right now that supports email tracking.

How To: Use Invisible Zero-Width Characters to Hide Secret Messages in Plain Sight
With a simple web-based tool, you can hide secret messages for family, friends, and fellow spies inside of plain text communications, and anyone that intercepts the messages will be none the wiser.

How To: Hide Your WhatsApp Online and Last Seen Statuses from Everyone or Just Some of Your Contacts
By default, everyone on WhatsApp can see when you're using the app. If someone recently messaged you and sees you're currently online, they may think you're avoiding them if you don't respond right away — especially if you don't share read receipts. However, you can block them from seeing your online or last seen status and apply it to everyone or just specific contacts.

How To: Create a Shortcut to Google's Password Manager on Your Android Phone for Faster Access to All Your Credentials
Everyone should know that assigning complex passwords to sensitive digital accounts is the best practice for protecting yourself against hacking. Those who adhere to password creation best practices also know that keeping up with passwords for every account is nigh impossible, even when using passphrases. This is why using a password manager is highly recommended.

How To: Lock Down Your iPhone for Protection Against Spyware and Other Targeted Cyberattacks
If you think you might be a likely target of a black-hat hacker, there's a new iOS security feature that offers extreme protection for your iPhone against spyware, phishing attempts, and other highly sophisticated cyberattacks.

How To: Bypass Annoying CAPTCHAs for Apps and Websites on Your iPhone Automatically for Instant Verification
If you hate matching images, typing letters and numbers, solving math problems, and sliding puzzle pieces for CAPTCHA human verification, you'll love Apple's newest privacy feature for apps and websites.

How To: There's an Easy Way to See All the Unsent Messages in Your iMessage Conversations
While you can quickly see the edit history of a modified iMessage in the Messages app, there's no way to view an iMessage that somebody in the conversation deleted unless you happened to see it before it disappeared. But that's only true if you didn't implement these security measures on your iPhone.

How To: Easily Lock Any App on Your iPhone or iPad Behind Passcode or Biometric Authentication
Some iOS and iPadOS apps give you an option to lock them behind Face ID, Touch ID, or a passcode, but there aren't many.

How To: Activate Your Samsung Galaxy's Vault to Keep Your Apps, Files, and History Safe from Prying Eyes and Hackers
One UI has an exciting privacy feature that lets you lock apps, photos, videos, and files on your Galaxy device behind Samsung's defense-grade Knox security platform. Only you can unlock it using a pattern, PIN, or passcode, or with biometrics like fingerprint and iris locks. It's like having a safe built right into your smartphone, and it couldn't be easier to set up.

How To: Apple Just Made Its Controversial iMessage Editing Tool in iOS 16 Less Problematic
Apple's controversial iMessage-editing feature in iOS 16, iPadOS 16, and macOS 13 Ventura is now less likely to be abused by malicious users.

How To: See Who's Viewed Your TikTok Profile (And How to Stop Them from Knowing You Visited Theirs)
Most of you have probably wondered at least once who has been checking out your social media profiles. While most platforms prohibit you from seeing who's viewed your profile, such as Facebook, Instagram, and Twitter, TikTok is one of the few places that lets you track profile visitors. And unlike with LinkedIn, you don't have to pay for the privilege.

How To: Really Browse the Web Privately and Anonymously on Your iPhone or iPad
In the 21st century, we're all looking for ways to stay private, especially on our electronic devices. We have big tech corporations, enemy countries, malicious hackers, and other prying eyes watching our every move, so it's only natural to want to limit what they can see. Making your web browsing experience on iPhone and iPad more private is one way to do that.

How To: There's an Easy Way to Stop Random Popup Ads on Android
"Why do I keep getting popups on my phone when I'm not even doing anything?" I see this question asked all the time. The answer? You have a shady app on your phone and it started showing full screen ads. But people either don't know this (so they don't know they just need to find and uninstall the problematic app), or if they do know it's a bad app, they don't know which app is causing it.

Pro Tip: There's a Hidden Way to Wipe Your iPhone to Get a New Passcode When You're Locked Out
Have you ever been locked out of your iPhone? Maybe you forgot your passcode. Or perhaps someone with access changed the passcode as a prank. Your iPhone's display could have even been damaged and unresponsive. Whatever the reason, there's an easy way to get back access to your iPhone the next time it happens.