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Showing posts from July, 2012

OPA for HTTP Authorization

Open Policy Agent[1] is a promising, light weight and very generic policy engine to govern authorization is any type of domain. I found this comparion[2] very attractive in evaluating OPA for a project I am currently working on, where they demonstrate how OPA can cater same functionality defined in RBAC, RBAC with Seperation of Duty, ABAC and XACML.  
Here are the steps to a brief demonstration of OPA used for HTTP API authorization based on the sample [3], taking it another level up.
Running OPA Server First we need to download OPA from [4], based on the operating system we are running on.  For linux, curl -L -o opa https://github.com/open-policy-agent/opa/releases/download/v0.10.3/opa_linux_amd64 Make it executable, chmod 755 ./opa Once done, we can start OPA policy engine as a server.
./opa run --server Define Data and Rules Next we need to load data and authorization rules to the server, so it can make decisions. OPA defines these in files in the format of .rego. Below is a sample …

FYP-Kanthaka - Big Data CDR Analyzer

This is the presentation we at team 'Kanthaka', did on the major progress evaluation after a thorough literature review on the technologies to be used in developing the big data CDR analyzer. This will be beneficial for anyone who is looking for technologies to deal with big volumes of data with near real time execution speed requirements.Kanthaka - High Volume CDR Analyzer
View more presentations from Pushpalanka Jayawardhana