April 2022

Office 365 outbound spam filter

Microsoft has decided to turn on outbound spam filtering on all new accounts logon as an admingo here https://security.microsoft.com/antispamby default the Anti-spam outbound Policy is set to Default-M$ Controlled aka DON’T FORWARD. Setting this to ON will allow creating email groups that forward to outside contacts.

Rogue DHCP fix

DHCP (Dynamic Host Configuration Protocol) when a device is connected to a network, it shouts for an IP address. the DHCP server answers with an unused IP address, default gateway and DNS servers. Ideally. Problems happen when someone non-technical plugs in a wireless gateway and it responds with IPs and DGW that DON’T get to …

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Fortigate Cloud Management

Manage your Fortigate devices at forticloud.com New Firewalls come with an 8 character code physically on a sticker Add existing firewalls to Cloud Mgt interface thusly https://community.fortinet.com/t5/FortiGate/Technical-Tip-Add-FortiGate-device-to-FortiCloud-account-without/ta-p/191123

Update Stand-alone VmWare ESXi

Step1:download patch, Ignore patches < 1 month old, patches are cumulativehttps://customerconnect.vmware.com/patchESXi (not ESX), enter the major build and click searchbeside the patch name click View Detailssearch for “Image Profile Name”record the first item ending in -standard Step2:From ESXi web interface, logon as rootrecord current host version and build # If the host uptime is longer …

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Exchange Onsite Removal

I encountered this while running PingCastle and cleaning up domain Company had Exchange Onsite then moved to Exchange365 PingCastle reports vulnerable schema class msExchStorageGroup/PossSuperiorComputer logon with a user that is a member of SchemaAdmins. Remember they need to be a member before logging in, the user gets their ticket when logging in. run this super-secret …

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