# Create a security group
aws ec2 create-security-group --group-name <name> --description "Description here"

# Create an inbound rule for a security group
aws ec2 authorize-security-group-ingress --group-name <name> --protocol <protocol> --port <port number> --cidr <IP>

# Create an outbound rule for a security group
aws ec2 authorize-security-group-egress --group-id <ID> --ip-permissions '[{"IpProtocol": "tcp", "FromPort": 80, "ToPort": 80, "IpRanges": [{"CidrIp": "10.0.0.0/16"}]}]'

# Delete an inbound rule for a secuirty group
aws ec2 revoke-security-group-ingress --group-name <name> --protocol <protocol> --port <portr number> --cidr <IP>

# Delete an outbound rule for a security group
aws ec2 revoke-security-group-egress --group-id <ID> --ip-permissions '[{"IpProtocol": "tcp", "FromPort": 80, "ToPort": 80, "IpRanges": [{"CidrIp": "10.0.0.0/16"}]}]'

# Create a Key Pair
aws ec2 create-key-pair --key-name <name> --query 'KeyMaterial' --output text > <path to key>

# Create a new instance (using Amazon Linux)
aws ec2 run-instances --image-id <AMI ID> --security-group-ids <group ID> --count 1 --instance-type <instance name> --key-name <key name> --query 'Instances[0].InstanceId'

# Retrieve IP address from a running instance
aws ec2 describe-instances --instance-ids "<instance ID>" --query 'Reservations[0].Instances[0].PublicIpAddress'

# Add/Edit tag to an EC2
aws ec2 create-tags --resources <instance ID> --tags Key=<key>,Value=<value>

# Delete a key pair
aws ec2 delete-key-pair --key-name <name>

# Delete Security Group
aws ec2 delete-security-group --group-name <name>