Page 29 - CyberSecurityEssentialsEnglish

✓ Manually Block the Sender.
You should manually construct a blocked senders list if your email program lets you. Then, add the
sender to the prohibited list after noting the sender's email domain.
✓ Purchase an Extra Line of Security.
Never fall on the side of safety. Think about investing in an antivirus software to keep an eye on your
email.

WiFi-related threats
Most people have at least one internet-connected gadget in today's connected world. As these devices grow,
it is crucial to create a security policy to reduce the risk of abuse. Cybercriminals may utilize internet-
connected gadgets to gather personal data, steal identities, jeopardise financial information, and covertly
listen to—or watch—users. The use and configuration of your devices can help stop this kind of behaviors, if
you take a few safeguards. Therefore, this section identifies potential attacks on your home network and
provides tips on protecting it.

Private/Home Network Access Threats
According to the Cybersecurity and Infrastructure Security Agency (CISA), the US-CERT, there are several risks
when it comes to your home or private network; main risks are namely the following:

✓ Piggybacking Anyone, with a wireless-capable computer falling within reach of your access point, can
utilize your connection if you don't safeguard your network. An access point's normal interior
broadcast range is 50–100 meters. This range may go up to 300 meters outside. Thus, failing to
safeguard your wireless network might expose your internet connection to several unauthorized
users, who might steal personal files, monitor and record your web traffic, or engage in unlawful
activities (figure 17).

Figure 17 A traditional piggybacking threat

Public Internet Access Threats
Public Wi-Fi poses concerns because of the sometimes low or nonexistent security on these networks, which
may be found in coffee shops, shopping centers, airports, hotels, restaurants, and other public places.
Because of the absence of protection, identity thieves and hackers may watch what you do online while
stealing your passwords and personal data. Other risks related to public Wi-Fi include:

27