February 2020

Ubuntu Linux commands

Mostly for my own benefit Make Add-Apt-repository available: apt-get install software-properties-common 1 2 3 Change Hostname:sudo nano /etc/hostnamesudo nano /etc/hosts Turn off IPv6sudo nano /etc/sysctl.confAdd: net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 = 1savesudo reboot Bring an interface up/down new method:ip link set dev upip link set dev down

Office 365 best practices

I like podcasts cuz i can listen while doing something else https://podcasts.google.com/?feed=aHR0cDovL3N5c2FkbWludG9kYXkubGlic3luLmNvbS9yc3M&episode=Yzc0Y2I2ODczMDIyNDUxMmE5Mzg3MjBmZGIyMjE0MzE The following describes how to add a visual warning when emails come from outside your organization. This makes phishing attempts far more obvious no matter how convincing the from address. https://www.securit360.com/blog/configure-warning-messages-office-365-emails-external-senders/ CAUTION: This email originated outside your organization. If the sender claims to …

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