There are always new vulnerabilities out there, but at the base level there’s very little new under the sun. Patch your systems are “the most fundamental of all advice,” says Scott Petry, CEO and co-founder of remote browser maker Authentic8. Antivirus tools are technology that might seem quaint at this point, but they still have an important role to play and don’t deserve much of their bad reputation, says Laurence Pitt, global security strategy director at Juniper Networks. Close every inbound port that isn’t absolutely necessary, limit the number of ports that are allowed.”]
Source: https://www.csoonline.com/article/3252324/10-old-school-security-priniciples-that-still-rule.html