On Wed, Sep 4, 2019 at 12:12 PM Rukshan Premathunga <ruks...@wso2.com>
wrote:

>
>
> On Wed, Sep 4, 2019 at 12:07 PM Johann Nallathamby <joh...@wso2.com>
> wrote:
>
>> Hi Rukshan,
>>
>> On Wed, Sep 4, 2019 at 11:24 AM Rukshan Premathunga <ruks...@wso2.com>
>> wrote:
>>
>>> Hi Johann,
>>>
>>> If we keep the access token when generating a new token, where we can
>>> save it? Keeping in the memory will reset if the GWs get restarted. Also,
>>> we may need to keep track of each part (Map) of a token. In pub store since
>>> we need only one token at a time, this may be easy. But in the gateway can
>>> we manage this for all the tokens? Please correct me if I'm wrong.
>>>
>>
>> We don't need to store anything on the API Gateway. It will be similar to
>> how API Store/Publisher do it now - split the access token and save it in 2
>> cookies - one "httponly" and one "non-httponly". And when it is time to
>> validate it join them back. The only difference is that we will do in the
>> API Gateway instead of API Store/Publisher so that we can use the same
>> protection mechanism for regular APIs hosted on the API Gateway.
>>
> Thanks, Johann for the explanation. So we required an additional handler
> or improvement to the authentication handler to reconstruct access token.
>
We can do the combining part easily with a handler but during token
generation this will be treat differently may be with some additional
parameter in a way that if it's present then token will be split..

> Thanks & Regards,
>> Johann.
>>
>>
>>>
>>> Thanks and Regards
>>>
>>>
>>>
>>> On Wed, Sep 4, 2019 at 10:54 AM Dushan Silva <dush...@wso2.com> wrote:
>>>
>>>> Hi Johann,
>>>> AFAIK we are using #2 and a similar mechanism using jaggery for the
>>>> APIM 3.x.x store/publisher.
>>>>
>>>> I'm a bit unclear on what do you mean by *"other APIs". *
>>>>
>>>> On Wed, Sep 4, 2019 at 10:47 AM Johann Nallathamby <joh...@wso2.com>
>>>> wrote:
>>>>
>>>>> Hi APIM Team,
>>>>>
>>>>> Protecting access tokens in SPAs has been a  complicated affair.
>>>>> Though there hasn't been a standard solution pattern for this problem, a
>>>>> cookie based protection approach is what most vendors follow.
>>>>>
>>>>> With APIM 3.x.x we are supporting cookie based access tokens to
>>>>> protect the API Store/Publisher Rest APIs. However, since this
>>>>> implementation has been done in API Store/Publisher backend, it cannot be
>>>>> reused for regular APIs hosted on the API Gateway. I was wondering if we
>>>>> can support this as a standard protection mechanism for other APIs as 
>>>>> well.
>>>>>
>>>>> *Steps*
>>>>>
>>>>> 1. Intercept the token response from authorization server in the API
>>>>> Gateway.
>>>>> 2. Modify the token response in the gateway by splitting the access
>>>>> token and writing one half to a "httponly" cookie, and other half to a
>>>>> "non-httponly" cookie or leave it in the token response body.
>>>>> 3. When the SPA calls an API by setting part of the access token which
>>>>> it has access to, in the authroziation header, the gateway will join the
>>>>> other half it reads from the "httponly" cookie, and introspect with the
>>>>> authorization server.
>>>>> 4. The current API Store/Publisher Rest APIs can also be proxied via
>>>>> the gateway to obtain same functionality.
>>>>>
>>>>> Thoughts?
>>>>>
>>>>> Thanks & Regards,
>>>>> Johann.
>>>>>
>>>>> --
>>>>> *Johann Dilantha Nallathamby* | Associate Director/Solutions
>>>>> Architect | WSO2 Inc.
>>>>> (m) +94 (77) 7776950 | (w) +94 (11) 2145345 | (e) joh...@wso2.com
>>>>> [image: Signature.jpg]
>>>>>
>>>>
>>>>
>>>> --
>>>> Best Regards
>>>> Dushan Silva
>>>> Software Engineer
>>>>
>>>> *WSO2, Inc. *
>>>>
>>>> lean . enterprise . middleware
>>>> Mob: +94 774 979042
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>>>>
>>>
>>>
>>> --
>>> Rukshan C. Premathunga | Associate Technical Lead | WSO2 Inc.
>>> (m) +94711822074 | (w) +94112145345 | Email: ruks...@wso2.com
>>> GET INTEGRATION AGILE
>>> Integration Agility for Digitally Driven Business
>>>
>>
>>
>> --
>> *Johann Dilantha Nallathamby* | Associate Director/Solutions Architect |
>> WSO2 Inc.
>> (m) +94 (77) 7776950 | (w) +94 (11) 2145345 | (e) joh...@wso2.com
>> [image: Signature.jpg]
>>
>
>
> --
> Rukshan C. Premathunga | Associate Technical Lead | WSO2 Inc.
> (m) +94711822074 | (w) +94112145345 | Email: ruks...@wso2.com
> GET INTEGRATION AGILE
> Integration Agility for Digitally Driven Business
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>


-- 

*Harsha Kumara*

Technical Lead, WSO2 Inc.
Mobile: +94775505618
Email: hars...@wso2.coim
Blog: harshcreationz.blogspot.com

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