Status: New
Owner: liuj...@google.com
Labels: Type-Defect Priority-Medium
New issue 669 by d.vas...@gmail.com: Disabling backward compatibility for
some messages only
https://code.google.com/p/protobuf/issues/detail?id=669
What steps will reproduce the problem?
1. .Proto doesn't have option to disable backward compatibility for a
message
2.
3.
What is the expected output? What do you see instead?
What version of the product are you using? On what operating system?
Latest
Please provide any additional information below.
My keeping messages to be extended for forward compatibility provides an
opportunity to send a message with huge optional fields causing a DoS.
Suppose if i have an authentication message in .proto with fields username
& password. An unauthorized user can send a invalid username & password
with GBs of optional field which could easily fill up my server memory. It
would be better if there is an option to disable optional fields support
for some messages.
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