- Check the remote port status
curl -v telnet://<IP>:<Port>
Test-NetConnection <IP> -port <Port>
- Check website access request ( PowerShell)
Invoke-WebRequest -uri <URL>
- Mapping port using SSH tunnel
ssh -N <user>@<remote_host> -L 8080:localhost:80
This command will open a listening port 8080 on localhost mapping remote port 80 of <remote_host>
- Mapping remote server port using SSH tunnel intermediate server
ssh -N <user>@<intermediate_host> -L 8636:<remote_host>:636
This command will open a listening port 8636 on localhost mapping remote port 636 of <remote_host>
- Sending email from powershell
$User = "<your username>"
$Password = "<your Password>"
$SecurePassword = ConvertTo-SecureString $Password -AsPlainText -Force
$Cred = New-Object System.Management.Automation.PSCredential($User, $SecurePassword)
## sending with encryption ( TLS)
Send-MailMessage -From "test@enquesta.io" -To "mrahman@harriscomputer.com" -Subject "STARTTLS Test" -Body "Hello" -SmtpServer "smtp.sendgrid.net" -Port 587 -Credential $Cred -UseSsl
## sending without SSL
Send-MailMessage -From "test@enquesta.io" -To "mrahman@harriscomputer.com" -Subject "STARTTLS Test" -Body "Hello" -SmtpServer "smtp.sendgrid.net" -Port 587 -Credential $Cred
## sending with encryption (SSL)
## sending with ssl ( TLS)
Send-MailMessage -From "test@enquesta.io" -To "mrahman@harriscomputer.com" -Subject "STARTTLS Test" -Body "Hello" -SmtpServer "smtp.sendgrid.net" -Port 465 -Credential $Cred -UseSsl
- Check the last boot time
systeminfo | find /i "Boot Time"
- Get your public IP programmatically
curl ipconfig.io
- Change timezone from Windows cmd.
tzutil /g # check current time zone
tzutil /l # list all timezones
tzutil /s "Central Standard Time" # set time zone
- Check the Resultant Set of Policy (RSoP) or Active Directory Group policy information for a target user and computer.
gpresult /r
- Check AD user details.
net user <username> /DOMAIN
