Brute-forcing authentication of an FTP connection

Any service allowing users to authenticate via a username and password can be brute-forced. The term “brute-forcing” refers to systematically attempting all possible combinations of passwords or encryption keys until the correct one is found. This method is used to gain unauthorized access to a system, application, or encrypted data. The attacker tries every possible FTP username and password or key until the correct one is discovered.

Anonymous access check

FTP servers sometimes allow anonymous access, which can pose a security risk. You can use PowerShell to check whether the server allows anonymous logins:

$ftpServer = "ft p://ftp.snowcap cyber.com"
$webClient = New-Object System.Net.WebClient
$credentials = $webClient.Credentials
if ($credentials.UserName -eq "anonymous" -or $credentials.UserName -eq "") {
    Write-Host "Anonymous access is enabled.&quot...