Full report by researchers from ESET:The number of daily brute-force attacks against Windows remote desktop service has almost doubled during the pandemic lockdown, telemetry data shows.
With the increase of remote workers during the COVID-19 period, many users no longer relied on the infrastructure monitored by the company to access sensitive information on the network.
Personal device became the main instrument to connect to the work environment via remote desktop services, Windows Remote Desktop Protocol being the most prevalent.
Convenience in this context took precedence and many users set up easy-to-guess passwords without enforcing additional security layers, such as two-factor authentication. [....]
Remote access at risk: Pandemic pulls more cyber‑crooks into the brute‑forcing game | WeLiveSecurity
ESET data shows that after COVID-19 has forced many people to work from home, cybercriminals have ramped up their brute-force attacks against remote access services.