Showing posts from February, 2012

Beyond PSD2 for a Better Open Banking Expereince

PSD2 is acting as a catalyst in the digital transformation happening in the Banking industry. While meeting the compliance requirements of PSD2, financial institutes are excited to make use of the new business models and opportunities opened by this laid foundation. More the customers and partners we can reach, more the business activities and more the revenue. Making the banking functions more accessible and reactive will be a key enabler to provide a seamless experience to these parties, including internal banking staff whom directly affects the business efficiency.
IAM plays a critical role in improving business accessibility without compromising the system boundaries. PSD2 mandates strong customer authentication(SCA), setting the bar high for user authenticity, while keeping few exemptions, not to bother payment services user(PSU) with SCA for every little transactions. While adhering to this policy will make an institute PSD2 complaint, if they can react fast to the fraud rates…

Implementing SAML to XACML

Before Implementing SAML This is how a XACML request will looks like when it is arriving at PDP(Policy Decision Point) to be evaluated.

Basically it states who is(Subject) wanting to access which resource and what action it wants to perform on the resource. PDP trusts that request made is not altered while being sent and received, evaluates the request against existing enabled policies and reply with the decision which will be as follows.

Again there is no guarantee for the party who is using this response that this decision is not altered since sent from PDP until been received.

In order achieve the security of XACML requests and responses in server to server communication SAML profile for XACML is defined by OASIS.This take the system security to a higher level by allowing the usage of fine-grained authorization provided by XACML, to be signed.
After Implementing SAML

Following is how the previous XACML request looks like after wrapped into a XACMLAuthzDecisionQueryType, which is …