Ive even manually created the file first, but the script does not update the file. Usually, special scripts or bots update Lets Encrypt certificates on the hosting or server side (it may beWACS in Windows or Certbot in Linux). Scan site list for certificate expiry using PowerShell Download ZIP Bash SSL Certificate Expiration Check Raw check-certs.sh #!/bin/bash TARGET= "mysite.example.net"; RECIPIENT= "hostmaster@mysite.example.net"; DAYS=7; echo "checking if $TARGET expires in less than $DAYS days"; expirationdate= $ (date -d "$ (: | openssl s_client -connect $TARGET:443 -servername $TARGET 2>/dev/null \ $balmsg.BalloonTipText = $MsgText 'Certificate Template').replace($OID+" ",""), #filter only required certificates based on $filterlist, $importall = $importall | where-object "certificate template" -in $filterlist, $mailbody += '' + $style + '', $mailbody += "The certificate expiry details:
", #collect cultureinfo for short date and time pattern, $formatdata = "$($cultureinfo.DateTimeFormat.ShortDatePattern) $($cultureinfo.DateTimeFormat.ShortTimePattern)", $mailbody += 'Please find below the list of certificaes Expiring in next ' + $duration + ' days' + "
", #cycle through array and search for matching cetificates, #for each object, get the "certificate expirate date" and convert to [datetime], $Certexpirydate = [datetime](Get-date $importall[$i]. Monitor SSL Certificates that will be expired soon and also provide an Replace CertificateStoreName with the certificate folder name and ThumbPrint with the thumbprint of the certificate. Inside the script block for the Where-Object, I look at the NotAfter property, and I check to see if it is less than a date that is 75 days in the future. Would you please explain more, or show the share the part you got issue with? SupportsPipelining : True, i dont see any value in certificate row and its failing with You cannot call a method on a null-valued expression error, I also got invalid date for $expDate so I had to clean it up to remove the AM that was being appended. s_client : The s_client command implements a generic SSL/TLS client which connects to a remote host using SSL/TLS. This post takes you through Microsoft Azure Active Directory Conditional Access policies using the PowerShell Graph SDK module. It displays all . Use findstr to search for the certificate details. 'Certificate Expiration Date' -Format $formatdata), If(($Certexpirydate -gt $now) -and ($Certexpirydate -le $then)), write-host -object 'Certificate ID:' $importall[$i]. Feel free to add/remove the properties you would like or not. Replace CertificateStoreName with the certificate folder name and Serial Number with the serial number of the certificate. Show or hide users on the logon screen with Group Policy, Prepare WSUS for Windows 10/11 Unified Update Platform (UUP), Restrict logon time for Active Directory users, Manage BitLocker centrally with AppTec360 EMM, Local password manager with Bitwarden unified, Recommended security settings and new group policies for Microsoft Edge (from 107 on), Save and access the BitLocker recovery key in the Microsoft account, Manage Windows security and optimization features with Microsofts free PC Manager, IIS and Exchange Server security with Windows Extended Protection (WEP), Remove an old Windows certificate authority, Privacy: Disable cloud-based spell checker in Google Chrome and Microsoft Edge, PsLoggedOn: View logged-on users in Windows, Controlled folder access: Configure ransomware protection with Group Policy and PowerShell, Self-service password reset with ManageEngine ADSelfService Plus, Find Active Directory accounts configured for DES and RC4 Kerberos encryption, Smart App Control: Protect Windows 11 against ransomware, Encrypt email in Outlook with Microsoft 365, Don't use DOS command when an equivalent PS cmdlet exists (i.e. Linux openssl CN/Hostname verification against SSL certificate, Theoretically Correct vs Practical Notation. With the help of a relatively simple script, all servers can be scanned for certificates that will soon reach their expiration date. Otherwise, register and sign in. What you should see is shown below. https://github.com/openssl/openssl/issues/6180, How Intuit democratizes AI development across teams through reusability. GitHub - juliojsb/jota-cert-checker: Check SSL certificate expiration What is the correct way to screw wall and ceiling drywalls? Does ZnSO4 + H2 at high pressure reverses to Zn + H2SO4? AM or PM doesnt matter, I can loose 12 hours and not know the difference. ', $CCAddress = 'emailaddress@domainname.com', Send-MailMessage -From $FromAddress -To $ToAddress -Cc $CCAddress -Subject $MessageSubject -Body $Emailbody -BodyAsHtml -SmtpServer $SendingServer -Port $SmtpServerPort, # --------------------------------------------------,