**Safer Remote Work: Practical Habits for Using Public Networks**  A laptop in a café can be almost as useful as one at your desk. You can answer emails, join a meeting, review documents, or finish a report while waiting for a train. The problem isn't public Wi-Fi by itself. The bigger issue is using it without knowing what your Mac, browser, and accounts are doing in the background. Public networks have changed over the years. Most major websites now use HTTPS, which protects information sent between your browser and the website. Still, that doesn't make every connection or every device safe. A few sensible habits can reduce unnecessary exposure without turning a ten-minute coffee break into a technical project. Public Wi-Fi and the Risks of Everyday Connections Walk into a hotel, airport, or café and you'll often see several networks with similar names. One may be genuine; another could be poorly configured or simply belong to a nearby device. You don't always have enough information to tell at a glance. The FTC notes that public Wi-Fi is generally safer than it was years ago because most websites now use encryption. It still recommends basic precautions, including checking for HTTPS, using strong passwords, enabling two-factor authentication, and keeping software updated. A useful rule is simple: treat an unfamiliar network as a connection you don't fully trust. Before joining, check: The exact Wi-Fi name provided by the venue. Whether the network requires a password. Whether your Mac is set to connect automatically. Whether you're about to enter sensitive information. Whether your operating system and browser are up to date. There's also a practical issue people forget: public workspaces aren't only a network problem. Someone sitting behind you can see your screen, a misplaced laptop can expose local files, and an unlocked device can create a much bigger problem than a questionable hotspot. VPNs as One Part of a Safer Connection A VPN can add another layer between your device and the network you're using. It creates an encrypted connection to a VPN server, which can make it harder for other people on the same local network to inspect your traffic. CISA guidance also recommends strong encryption for VPN connections and points out that a VPN is only as safe as the devices connected to it. For someone working regularly from cafés, hotels, airports, or other shared locations, installing a reputable VPN client on a Mac can be a reasonable precaution. If you need a VPN specifically for macOS, you can review options such as https://toggle.org/download-macos-vpn before connecting to an unfamiliar network. That doesn't mean a VPN makes every online activity safe. It doesn't protect you from a fake website, malware, weak passwords, or someone getting physical access to your computer. Think of it as one piece of a larger setup rather than a complete security solution. For company devices, there's another important point: use the VPN or remote-access service approved by your employer. A workplace may have its own authentication, device checks, and access rules, and a personal VPN isn't automatically a substitute for those controls. macOS Settings Worth Checking Before You Connect Your Mac already includes several useful security features, so there's no reason to ignore them. Apple provides a built-in firewall that can block unwanted incoming connections from networks and the internet. Current macOS settings allow users to control firewall access and decide which apps or services can accept incoming connections. Before working from a public location, check: Firewall — Make sure it's enabled unless your organization manages this setting for you. Automatic updates — Keep macOS and installed browsers current. Wi-Fi preferences — Review networks your Mac remembers and avoid unnecessary automatic connections. Sharing services — Turn off features you don't need while connected to a shared network. Screen lock — Set a short period before the Mac locks when left unattended. These checks take only a few minutes. They're especially useful when traveling because you may connect to several different networks during one day. Protecting Accounts While Working Away From Home A public network isn't the only thing worth watching. Your accounts deserve attention too. Use a different password for every important service. If one password is exposed, unique passwords stop an attacker from using the same credentials elsewhere. Add two-factor authentication wherever it is available. The FTC specifically recommends both strong passwords and two-factor authentication as basic account protections. Be careful with login pages, too. HTTPS means the connection is encrypted, but it doesn't prove that the website itself is legitimate. A fake site can use HTTPS just as a real one can. Check the domain name before entering credentials, particularly after clicking an unexpected email or message. For sensitive tasks such as banking or handling confidential company files, consider whether you really need to do them on public Wi-Fi. Sometimes the simplest option is the best one: wait until you have a trusted connection or use a known mobile connection. A Simple Routine for Safer Public-Network Use You don't need a complicated checklist every time you open your laptop. A short routine is enough. Before connecting: Confirm the network name with staff or the venue's official information. Install pending security updates when you're on a trusted connection. Enable your firewall. Start your VPN if your work or personal setup calls for one. While working: Use HTTPS websites. Don't approve unexpected login requests. Keep your Mac locked when you step away. Avoid sharing sensitive information when there's no real need. When you're finished: Disconnect from the public network. Log out of important services when appropriate. Remove unfamiliar networks from saved Wi-Fi settings if you don't plan to use them again. The goal isn't to make remote work difficult. It's to remove the easy mistakes that can create unnecessary risk. Public Wi-Fi can be a useful tool, and with an updated Mac, sensible account protection, careful network choices, and a VPN where appropriate, you can work with much more confidence while keeping the process straightforward.