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Re: Major security hole in Hyperledger Fabric - Private Data is not private
#fabric-chaincode
#ssl
#fabric
#fabric-questions
#fabric-dstorage
Hi Yacov,
thanks for your reply, let me clarify the jargon here so more people can understand
pre-image: data itself and its salt
first of all, I appreciate you agree that another point 2 point
Hi Yacov,
thanks for your reply, let me clarify the jargon here so more people can understand
pre-image: data itself and its salt
first of all, I appreciate you agree that another point 2 point
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By
Ivan Ch <acizlan@...>
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#7001
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Re: Major security hole in Hyperledger Fabric - Private Data is not private
#fabric-chaincode
#ssl
#fabric
#fabric-questions
#fabric-dstorage
Lemons into lemonade. Thanks David and others who turned this from flame war kindling to a positive outcome.
Brian
On 10/22/19 8:28 AM, David Enyeart
Lemons into lemonade. Thanks David and others who turned this from flame war kindling to a positive outcome.
Brian
On 10/22/19 8:28 AM, David Enyeart
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By
Brian Behlendorf <bbehlendorf@...>
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#7000
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Re: Major security hole in Hyperledger Fabric - Private Data is not private
#fabric-chaincode
#ssl
#fabric
#fabric-questions
#fabric-dstorage
Thanks again Ivan for pointing out the documentation hole - here's the doc update that describes how private data is
Thanks again Ivan for pointing out the documentation hole - here's the doc update that describes how private data is
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By
David Enyeart
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#6999
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Re: TCerts function in Fabric CA
#fabric-ca
We have an open task to remove all of that code from Fabric CA.
I'm planning to remove it in 2.0
-----------------------------------------
Gari Singh
Distinguished Engineer, CTO - IBM Blockchain
IBM
We have an open task to remove all of that code from Fabric CA.
I'm planning to remove it in 2.0
-----------------------------------------
Gari Singh
Distinguished Engineer, CTO - IBM Blockchain
IBM
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By
Gari Singh <garis@...>
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#6998
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Re: Major security hole in Hyperledger Fabric - Private Data is not private
#fabric-chaincode
#ssl
#fabric
#fabric-questions
#fabric-dstorage
Hey Ivan.
Private data is disseminated in a pointto point manner among peers even now.
The peers that posses the private data,send the peers that don't (but are eligible of receiving it) the hash
Hey Ivan.
Private data is disseminated in a pointto point manner among peers even now.
The peers that posses the private data,send the peers that don't (but are eligible of receiving it) the hash
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By
Yacov
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#6997
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Re: Major security hole in Hyperledger Fabric - Private Data is not private
#fabric-chaincode
#ssl
#fabric
#fabric-questions
#fabric-dstorage
I think you might have missed one of the points on how you can actually pass in a salt value to all endorsing peers.
Proposal (endorsement) requests have a "transient" field which can be used. The
I think you might have missed one of the points on how you can actually pass in a salt value to all endorsing peers.
Proposal (endorsement) requests have a "transient" field which can be used. The
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By
Gari Singh <garis@...>
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#6996
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Re: Major security hole in Hyperledger Fabric - Private Data is not private
#fabric-chaincode
#ssl
#fabric
#fabric-questions
#fabric-dstorage
thanks for reply
but I think you guys are down playing the seriousness of this issue.
if u add salt then the salt must be passed to others so others can validate.
to avoid others to launch
thanks for reply
but I think you guys are down playing the seriousness of this issue.
if u add salt then the salt must be passed to others so others can validate.
to avoid others to launch
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By
Ivan Ch <acizlan@...>
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#6995
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Error while registering peer and client certs using LDAP server
#fabric-ca
#fabric-chaincode
#raft
I am trying to setup fabric network using external-ca and so I have to register and enroll certs for all the peers and clients and for registration of certificates LDAP server is being used.
After
I am trying to setup fabric network using external-ca and so I have to register and enroll certs for all the peers and clients and for registration of certificates LDAP server is being used.
After
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By
trinayanbhatt1@...
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#6994
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Re: kafka name change (fabric 1.1)
Hi Alok.
Check this JIRA
https://jira.hyperledger.org/browse/FAB-7352
Regards,
Soumya
Hi Alok.
Check this JIRA
https://jira.hyperledger.org/browse/FAB-7352
Regards,
Soumya
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By
soumya nayak <soumyarjnnayak@...>
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#6993
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kafka name change (fabric 1.1)
Hi
Expecting you to help us in this R&D task.
4 Kafkas and 3 Zookeepers are distributed in 2 of our servers. The kafkas' and zookeepers' names are changed. Then, we edited and updated the
Hi
Expecting you to help us in this R&D task.
4 Kafkas and 3 Zookeepers are distributed in 2 of our servers. The kafkas' and zookeepers' names are changed. Then, we edited and updated the
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By
Alok K Venugopal <alokkv@...>
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#6992
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TCerts function in Fabric CA
#fabric-ca
Hi all,
I've read some docs that Transaction Certificates(TCerts) are not supported - replaced by Idemix - from Fabric 1.x .
But there are still remain TCerts related codes in the latest release of
Hi all,
I've read some docs that Transaction Certificates(TCerts) are not supported - replaced by Idemix - from Fabric 1.x .
But there are still remain TCerts related codes in the latest release of
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By
Jeehoon Lim
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#6991
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Re: Stable version for Fabcoin
FabToken was removed from Fabric. The reasoning surrounding that decision can be found here:
https://lists.hyperledger.org/g/fabric/message/6228
Brett Logan
Software Engineer, IBM
FabToken was removed from Fabric. The reasoning surrounding that decision can be found here:
https://lists.hyperledger.org/g/fabric/message/6228
Brett Logan
Software Engineer, IBM
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By
Brett T Logan <brett.t.logan@...>
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#6990
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Stable version for Fabcoin
Hello everyone,
I noticed in Fabric Alpha release, Fabcoin functionality is added, however it is not recommended to be used in production.
There is a need for Fabcoin in my senario, is there any plan
Hello everyone,
I noticed in Fabric Alpha release, Fabcoin functionality is added, however it is not recommended to be used in production.
There is a need for Fabcoin in my senario, is there any plan
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By
rg_ming@...
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#6989
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Re: Node SDK TLS Gateway Connect - Error: PEM encoded certificate is required.
I managed to get past that error and go on to another. Instead of the path, I passed the certificate
and got:
Error: Unable to initialize channel. Attempted to contact 1 Peers. Last error was Error:
I managed to get past that error and go on to another. Instead of the path, I passed the certificate
and got:
Error: Unable to initialize channel. Attempted to contact 1 Peers. Last error was Error:
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By
Nicholas Leonardi
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#6988
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Node SDK TLS Gateway Connect - Error: PEM encoded certificate is required.
Hey,
Having an issue with the node sdk gateway connect for about 4 days now.
This is the code that is attempting to connect with the peer with TLS enabled
const connectionOptions:
Hey,
Having an issue with the node sdk gateway connect for about 4 days now.
This is the code that is attempting to connect with the peer with TLS enabled
const connectionOptions:
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By
Nicholas Leonardi
·
#6987
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Re: Move to Github and Azure Pipelines - Chaincodes/SDKs
+1, and the Python SDK plans to migrate, too.
Thanks!
--
Best wishes!
Baohua Yang
+1, and the Python SDK plans to migrate, too.
Thanks!
--
Best wishes!
Baohua Yang
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By
Baohua Yang
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#6986
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Move to Github and Azure Pipelines - Chaincodes/SDKs
Hello;
In recent weeks there have been discussions on the contributors' calls, and also in RocketChat, about the location of the Fabric repos, and the build pipelines.
The fabric-samples
Hello;
In recent weeks there have been discussions on the contributors' calls, and also in RocketChat, about the location of the Fabric repos, and the build pipelines.
The fabric-samples
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By
Matthew White
·
#6985
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Re: Major security hole in Hyperledger Fabric - Private Data is not private
#fabric-chaincode
#ssl
#fabric
#fabric-questions
#fabric-dstorage
Thanks for replying Yacov and Senthil. You're right that since the introduction of private data, Fabric recommends that private data be salted to avoid dictionary attacks. As this thread makes clear
Thanks for replying Yacov and Senthil. You're right that since the introduction of private data, Fabric recommends that private data be salted to avoid dictionary attacks. As this thread makes clear
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By
David Enyeart
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#6984
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Re: Instantiating the chaincode
On blowing it up we see its a fabric-samples/fabcar screen shot showing "golang" and what appears to be an error during chaincode build process. Also interesting that this appears to run in
On blowing it up we see its a fabric-samples/fabcar screen shot showing "golang" and what appears to be an error during chaincode build process. Also interesting that this appears to run in
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By
Srinivasan Muralidharan
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#6983
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Channel Update Giving Different Errors Everytime
#fabric-questions
#fabric
Hi All,
Fabric- v1.4.3 (RAFT Orderer Set UP)
Created a custom policy and added to the application policies , when am trying to do a channel update, every time a different error is coming up like as
Hi All,
Fabric- v1.4.3 (RAFT Orderer Set UP)
Created a custom policy and added to the application policies , when am trying to do a channel update, every time a different error is coming up like as
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By
soumya nayak <soumyarjnnayak@...>
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#6982
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