如何在公共Wifi上保持安全

A free public Wifi connection can seem like a lifesaver when you're on the go. 但是咖啡店里的Wifi热点, 机场, 酒店, libraries and other public spaces may offer convenience, 它通常不安全, which means someone else could access your information.

公共Wifi安全吗??

根据 联邦贸易委员会, "encryption scrambles the information you send over the internet into a code so it's not accessible to others." Unfortunately, most hotspots aren't secure because they 不 加密你在互联网上发送的信息. If a public Wifi network doesn't require a password, it's probably not secure. If you do send information through websites while using a hotspot, 确保你使用的网站是完全加密的. 确定一个网站是加密的, look for "http" at the beginning of the web address (the "s" is for secure). If the address starts with "http", then that page is encrypted. If it's just "http", the site isn't encrypted and your information in vulnerable to attack. 建议您查找“http” 每一个 page you visit on a website as many sites only encrypt their home page or a sign-in page.

在公共Wifi上使用手机应用安全吗?

很可能不是. 根据 联邦贸易委员会, researchers have discovered many mobile apps 不 encrypt information properly. If you use a mobile app to conduct financial transactions, avoid doing so when connected to unsecured Wifi (a network that doesn't required a password). It's best to use a secure wireless network or your phone's data plan.

Steps to help protect your information when using public Wifi

遵循以下建议 联邦贸易委员会 to protect your information when you connect to hotspots or public Wifi:

• 检查可用Wifi热点的有效性. If more than one hotspot appears claiming to belong to the establishment you're in, check with the staff to avoid connecting to an imposter hotspot.
• Look for "http" at the beginning of the web address on 每一个 page of a website. Log in or send personal information only to websites you know are fully encrypted.
• Don't stay permanently signed in to an account on a website. 当您使用完一个帐户后，请注销.
• 不要在不同的网站使用相同的密码. Reusing a password could give someone who gains access to one of your accounts access to many of your accounts.
• 注意网页浏览器提醒. These warnings try to safeguard you when visiting fraudulent websites and protect you from downloading malicious programs to your devices. 让你的浏览器和安全软件保持最新.
• 控制你的设备何时以及如何连接到Wifi. Consider changing the settings on your mobile device so it doesn't automatically connect to nearby Wifi.
• Use a virtual private network (VPN) if you use Wifi hotspots on a regular basis. Consider using a VPN which will encrypt all transmissions between your device and the internet. Use your cellphone data plan instead of Wifi when transmitting personal or sensitive information as it's usually more secure.