Emily Johnson recalls her first duplex fondly — well, sort of. She rented to a friend’s sister, who ended up being “a nightmare”: The tenant smoked in the house, paid rent late and knocked on ...

To stop malicious hackers, you need to learn all the skills that they possess. That means knowing how to find weaknesses and run attacks. When used for good, these skills can be very lucrative. Many ...

Most people see hackers as evil, but companies also use hackers to find and fix weaknesses in their systems. These ethical hackers—also known as "white hat hackers"—use the same techniques as regular ...

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Free online ethical hacking courses have expanded rapidly in 2025, giving beginners and career switchers accessible entry ...

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