All Content tagged with Amazon EC2

Multi-year-old account. ec2:RunInstances returns: "Blocked - This account is currently blocked and not recognized as a valid account." Reproduced with root credentials in two regions (us-east-1 and u...

I gate a KMS key on Nitro Enclave attestation so that only my enclave can decrypt a particular piece of material. ## The trade-off as I understand it Binding the key policy to `kms:RecipientAttestat...

I'm building a signing service inside an AWS Nitro Enclave and I need a way to detect rollback of state that the enclave itself authored but cannot store. ## Setup The enclave has no persistent stor...

G6e instances (NVIDIA L40S) - or anything above that tier, since G5 doesn't cut it for our needs - currently aren't available in eu-west-1; the nearest regions offering them are eu-central-1 and eu-no...

The documentation states that "This Automation doesn't support upgrading Windows domain controllers, clusters, or Windows desktop operating systems" and lists the Remote Desktop related roles that are...

I am integrating Mautic 7 with AWS End User Messaging SMS through an open-source plugin. The integration uses: - An EC2 instance profile instead of AWS access keys - AWS End User Messaging SMS - Maut...

Hi there. We recently had an issue where our t3.medium EC2 nodes became unresponsive and we were unable to SSH into it. CPU utilization was sustained at approximately 75–100% for several hours, and ...

Region: ap-south-1 I have a CloudFormation stack (managed via CDK) that updates an AWS::RDS::DBProxy resource. A recent update triggered a rollback (due to an unrelated cross-stack export dependency)...

I recently figured out I had a rogue EC2 instance left over from my Free Tier days causing a ~$15/month charge. I deleted the instance at the end of June, but it looks like I still have a charge comin...

Hello, I am trying to launch an EC2 (m6i.metal) instance type on dedicated host m6i.metal but not even able to select the instance type (using quick start Windows Server 2025 Data Center Core AMI) and...

I created security group with no outbound rule. The new ec2 which is getting created on which sysgrep is to be done is not allowing login. It says logon faile. NLA authentication error

I am experiencing an intermittent SSH connectivity problem with an Amazon EC2 Linux instance. The instance initially accepts SSH connections normally. I can connect using both Visual Studio Code Remo...