In a customer project, we have two Oracle Private Cloud Appliance X9-2 up and running. The management of a PCA X9-2 is almost like in Oracle Cloud Infrastructure. Even when the style of the user interface is not so cool. This week after a change on a virtual machine, the machine was not able to boot again. As in OCI, then Console Connection is the best way to troubleshoot the situation and gather more information. In this blog post I…
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Hardening Oracle Cloud Infrastructure – Part 2: Remediation
In the first blog part, I wrote that’s not so easy to identify risk in your Oracle Cloud Infrastructure account. CIS – Center of Internet Security – has a free benchmark which supports you in hardening your account. And with Palo Alto Prisma or OCI Cloud Guard, there are two tools which provide information too. But I want to have an easier way to identify and remediate dangers. select * from cloud; Steampipe.io provides a powerful CLI tool, where you…
Read MoreHardening Oracle Cloud Infrastructure – Part 1: Identification
Cloud Security When you search with the term “Cloud Breaches 2022” in one of the search engines, there is a almost endless list of breaches. In this 2-part blog post I show you an easy way, to level up your security in Oracle Cloud Infrastructure. For example listed on https://www.immuniweb.com/blog/top-10-cloud-security-incidents-in-2022.html: As you can see here, these are all issues related to security settings done by the owner of the accounts. No special hacking methods, no social engineering. Just wrong settings.…
Read MoreOracle Cloud Infrastructure Quick Tip – Unlock the Windows OPC User Account
Today, after testing some Oracle Cloud Infrastructure firewall changes and login tests into a running Windows 2019 Server, the account of the administration user opc was locked. The referenced account is currently locked out and may not be logged on. And now? There was no other user available with administrator privileges to unlock this account. We have basically two methods to solve the issue. a) The Coffee Cup Style –…
Read MoreOracle Linux Automation Manager 2.0 in the Oracle Cloud – A Story about 10.0.2.0/24
no route to host Since some days I was struggling after an OLAM2 – Oracle Automation Manager 2.0 – setup, to connect to specific hosts. As you can see here in the picture, I was able to execute OLAM2 job templates (Ansible Playbooks) against a host in same subnet in 10.0.1.0/24, but not for the other one in subnet 10.0.2.0/24. The message was always the same: no route to host. But, in OCI basically each subnet has connection to the…
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