Steps to add RDS Public Key in parameter store.
We want to add the Website-backend staging public key in parameter store. so we can use it to validate the Token received in request
Step1:
Visit select region us-east-1 as staging is hosted in that region
Step2:
Click on create parameter

Step3:
Add the name rdsbackendpublickeystaging (Please do not use publickey as in screenshots instead use rdsbackendpublickeystaging)

scroll down and the public key value and keep the option as in screenshot:

click on the create parameter
add permission of this public key to all the lambdas
Step 1: Visit IAM and click on policies and then click on create policy

Step2:
Select system manager and then select a get parameter permission from the list
Step3: select resource and select add resource

Step4: Click on next and on next page enter the name of the policy
Step5: Click on create policy
Attached this created policy to the lambda roles
Step1: Visit IAM and click on roles in the sidebar
Step2: Select the staging lambda role
Step3: then click on add permission and then attached policies in the dropdown

Step4: then select the policy we created above and click on add permissions
Repeat this steps for all the lambda roles
Steps to add RDS Public Key in parameter store.
We want to add the Website-backend staging public key in parameter store. so we can use it to validate the Token received in request
Step1:
Visit select region
us-east-1as staging is hosted in that regionStep2:

Click on create parameter
Step3:

Add the name
rdsbackendpublickeystaging(Please do not usepublickeyas in screenshots instead userdsbackendpublickeystaging)scroll down and the public key value and keep the option as in screenshot:

click on the
create parameteradd permission of this public key to all the lambdas
Step 1: Visit IAM and click on policies and then click on

create policyStep2:
Select
system managerand then select aget parameterpermission from the listStep3: select resource and select add resource

Step4: Click on next and on next page enter the name of the policy
Step5: Click on
create policyAttached this created policy to the lambda roles
Step1: Visit IAM and click on
rolesin the sidebarStep2: Select the
staging lambda roleStep3: then click on

add permissionand thenattached policiesin the dropdownStep4: then select the policy we created above and click on
add permissionsRepeat this steps for all the lambda roles