OSX 10.13.6 code signature invalid / EXC_CORPSE_NOTIFY

So, the steps

  • Utilities –> Terminal, and run those commands
sudo killall -9 trustd
sudo rm -f /Library/Keychains/crls/valid.sqlite3
  • Reboot
  • Wait 5-10 minutes for the new version to be installed.

To confirm, after reboot, run this:

sqlite3 /Library/Keychains/crls/valid.sqlite3 "select * from admin"




source: https://discussions.apple.com/thread/252037712?answerId=254082855022#254082855022

Messages sent from a shared mailbox aren’t saved to the Sent Items folder of the shared mailbox in Outlook

  1. Click Start, click Run, type regedit, and then click OK.
  2. Locate and then click the following registry subkey:
     HKEY_CURRENT_USER\Software\Microsoft\Office\x.0\Outlook\PreferencesNote The x.0 placeholder represents your version of Office (16.0 = Office 2016, 15.0 = Office 2013, 14.0 = Office 2010).
  3. On the Edit menu, point to New, and then click DWORD Value.
  4. Type DelegateSentItemsStyle, and then press Enter.
  5. Right-click DelegateSentItemsStyle, and then click Modify.
  6. In the Value data box, type 1, and then click OK.
  7. Exit Registry Editor.


Get TLS certificate from smtp server

Mini guide how to extract the public certificate from at SMTP server using TLS

openssl s_client -connect mail.example.com:25 -starttls smtp
Download OpenSSL for windows here: https://slproweb.com/products/Win32OpenSSL.html

copy Server certificate section from
and save to a .cer file, and open the file

source: https://serverfault.com/questions/131627/how-to-inspect-remote-smtp-servers-tls-certificate

Office365 outlook keep asking for password

Office365 outlook keep asking for password


Windows Registry Editor Version 5.00



sources:https://community.spiceworks.com/topic/2025536-outlook-2016-365-keeps-asking-for-credentials?page=5 , https://support.microsoft.com/en-us/help/4025962/can-t-sign-in-after-update-to-office-2016-build-16-0-7967-on-windows-1

Microsoft Outlook cannot sign or encyrpt this message becauase you have no certfificates which can be used to send from your e-mail address

Microsoft Outlook cannot sign or encyrpt this message becauase you have no certfificates which can be used to send from your e-mail address

Danish: Denne meddelelse kunne ikke signeres eller krypteres, fordi du ikke har et certifikat, som kan bruges til at sende fra din e-mail-adresse

Error message:

(Danish Error message)



Windows Registry Editor Version 5.00



Source: https://support.microsoft.com/en-us/help/276597/how-to-turn-off-e-mail-matching-for-certificates-in-outlook

Cisco ASA Route-based Site-to-Site VPN to Azure

prerequirements: ASA software 9.8.1 (I have tested 9.8.2)

Azure configuration:
add a Virtual network gateway to you azure subnet, I use basic, then adding a connection to the gateway like this:

ASA configuration

Configure VPN interface:

crypto ikev2 policy 3
encryption aes-256
integrity sha
group 2
prf sha
lifetime seconds 10800

crypto ipsec ikev2 ipsec-proposal Proposal-Azure
  protocol esp encryption aes-256
  protocol esp integrity sha-1

crypto ipsec profile Profile-Azure
  set ikev2 ipsec-proposal Proposal-Azure
  set pfs group2
  set security-association lifetime kilobytes 102400000
  set security-association lifetime seconds 10800

interface Tunnel1
  nameif VPN-AZURE
  ip address standby
  tunnel source interface outside
  tunnel destination [Azure vpngateway public ip]
  tunnel mode ipsec ipv4
  tunnel protection ipsec profile Profile-Azure

tunnel-group [Azure vpngateway public ip] type ipsec-l2l
tunnel-group [Azure vpngateway public ip] ipsec-attributes
ikev2 remote-authentication pre-shared-key [PreesharedKey]
ikev2 local-authentication pre-shared-key [PreesharedKey]

Configure static route to azure networks:

route VPN-AZURE [local azure subnet scope] [Azure vpngateway public ip] 1



disable Welcome to the 2007 Microsoft Office splashscreen when opening Microsoft picture manager

how to disable Welcome to the 2007 Microsoft Office splashscreen when opening Microsoft picture manager

it can be disabled by setting the following registrykey



I have been converting the adm file to a admx file, to be able to disable the welcome splashscreen  via gpo

ADMX file: Office2007DisableSplashScreen


source: http://www.itninja.com/link/how-to-prevent-the-welcome-to-the-2007-microsoft-office-system-dialog-box-from-opening-when-a-2007-office-suite-is-started-for-the-first-time