If you are a sysadmin or home user worried that someone might use NL Brute against you , here is how to block it completely:
has identified variants acting as "StormKitty" stealers, which exfiltrate the downloader's own passwords and data. Download Nl Brute
. It is widely classified as a malicious "hacktool" or malware by security researchers and software vendors like Overview of NL Brute If you are a sysadmin or home user