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From 13.07.2016 to 11.08.2016

11.08.2016

18:36 New key XML metadata and switch to Qt5 (develop branch)
In the current develop branch (v9.9999.8) we switched from using Qt4 to Qt5 (https://www.qt.io/developers).
An eve...
Oliver Maurhart
18:18 Bug #1108: In key's metadata the qber seems wrong by a magnitude of 10
Seems to be an error in the @qkd-key-gen --quantum@ key creation. Since @qkd-key-compare@ of the sifted keys yield di... Oliver Maurhart
18:15 Bug #1108: In key's metadata the qber seems wrong by a magnitude of 10
Seems that this issue is solely attached to the @test-bb84-cascade@. Some other test, like @test-mod-cascade@ work ju... Oliver Maurhart
11:01 Bug #1108 (Closed): In key's metadata the qber seems wrong by a magnitude of 10
The current key metadata may look like:... Oliver Maurhart
18:13 Feature #1107: Investigate into faster modes of random number aquisation
Or again an OpenSSL free usage of RDRAND with inline assembly: https://software.intel.com/en-us/articles/intel-digita... Oliver Maurhart
18:07 Feature #1107: Investigate into faster modes of random number aquisation
Yet another option is to use SSE2 instruction set like here: https://software.intel.com/en-us/articles/fast-random-nu... Oliver Maurhart
11:04 Feature #1107: Investigate into faster modes of random number aquisation
Changed prio to "low" since this is not a blocker or some urgent task. Oliver Maurhart
10:30 Feature #1107: Investigate into faster modes of random number aquisation
Run some tests: get 1.000.000 random bytes.
Compile the attached file with...
Oliver Maurhart
17:44 Task #1021 (Closed): Design a new approach to a key's metadata
New key's state XML syntax applied in "f424b7e56572197356a7216ea2158774ca12f9e1":https://git-service.ait.ac.at/quantu... Oliver Maurhart
15:01 Task #1021: Design a new approach to a key's metadata
While looking aesthetically pleasing (it's at least contained in the same element), it unfortunally also doesn't fix ... Manuel Warum
14:29 Task #1021 (Assigned): Design a new approach to a key's metadata
Sorry to reopen this issue but I like your opinion:
Regarding a key's state:
Version 1 (current):...
Oliver Maurhart
10:58 Task #1021 (Closed): Design a new approach to a key's metadata
Done.
Since commit "dda0a6db9cd301001540e04e34f3a97521a67867":https://git-service.ait.ac.at/quantum-cryptography/q...
Oliver Maurhart
17:19 Bug #1110 (Closed): Error in key duration time in debug log
Fixed in "51a3de94fa19c3cfd27e3d03d21e94c9579fa91d":https://git-service.ait.ac.at/quantum-cryptography/qkd/commit/51a... Oliver Maurhart
17:01 Bug #1110 (Closed): Error in key duration time in debug log
The current debug log contains lines like this (example qkd-cascade):... Oliver Maurhart
13:13 Bug #1086: qkd-module-manager crashes on detection of QKD modules in the system
Develop branch just made a switch to Qt5. The qkd library now has no more widgets inside the lib. So move the widget ... Oliver Maurhart
13:12 Feature #994 (Closed): How should the Privacy Amplification treat fully disclosed blocks from Error Correction?
Closed since discussion seems to be abandon.
Current implementation in @qkd-resize@ is mode a): add all keys to t...
Oliver Maurhart
13:07 Support #1109 (Closed): Adjust the qkd.xsd to reflect the first working QKD key metadata
Manuel Warum
13:06 Support #1109: Adjust the qkd.xsd to reflect the first working QKD key metadata
Manuel Warum wrote:
> * _null_ isn't a thing in XML. If something is _null_, it wouldn't be in a document to begin w...
Oliver Maurhart
11:49 Support #1109: Adjust the qkd.xsd to reflect the first working QKD key metadata
Pretty much done, but food for thought before I commit it:
* _null_ isn't a thing in XML. If something is _null_, ...
Manuel Warum
11:18 Support #1109: Adjust the qkd.xsd to reflect the first working QKD key metadata
Manuel Warum wrote:
> Technically, this XML document would already be mostly legal under the current XSD (I think mo...
Oliver Maurhart
11:14 Support #1109 (Feedback): Adjust the qkd.xsd to reflect the first working QKD key metadata
Technically, this XML document would already be mostly legal under the current XSD (I think module types have an unde... Manuel Warum
11:03 Support #1109 (Closed): Adjust the qkd.xsd to reflect the first working QKD key metadata
The first working key XML structure is here. =)
Please adjust the qkd.xsd to reflect to the new changes.
Exampl...
Oliver Maurhart
11:25 Task #972: Add epsilon Security metadate to key
*bump*
As we have a now a super flexible key metadata model, I'd like to reactivate this discussion again.
As a...
Oliver Maurhart
11:21 Feature #1010 (Closed): Add arbitrary properties to the key metadata of a key
Closed per "dda0a6db9cd301001540e04e34f3a97521a67867":https://git-service.ait.ac.at/quantum-cryptography/qkd/commit/d... Oliver Maurhart
11:20 Feature #1037 (Closed): Drop Qt4 in favor for Qt5
Closed per "dda0a6db9cd301001540e04e34f3a97521a67867":https://git-service.ait.ac.at/quantum-cryptography/qkd/commit/d... Oliver Maurhart
11:08 Task #1083: Move ideas from discussions in diverse bug tickets to a better place
*bump*
Some new ideas on this? We do have a target version field now...
Oliver Maurhart
11:06 Bug #1105: we need support for CV-QKD in meta data
Mhm, so can we safely assume that a key may hold:... Oliver Maurhart
10:49 Feature #1106 (Rejected): Drop OpenSSL dependency
Made some further tests. OpenSSL doesn't seem to problem anymore. Yes, the OpenSSL init methods are quite heavy, but ... Oliver Maurhart

10.08.2016

18:01 Feature #1107: Investigate into faster modes of random number aquisation
As this the test-mod-cascade on a single Intel(R) Xeon(R) CPU E5-2680 v3 @ 2.50GHz needs *215,83 sec (!!)*. This is c... Oliver Maurhart
17:18 Feature #1107 (New): Investigate into faster modes of random number aquisation
I'm currently investigating a huge performance drop. Don't know what's happening yet, but I encountered some quirks.
...
Oliver Maurhart

08.08.2016

11:37 Feature #1106: Drop OpenSSL dependency
We may switch to "crypto++":https://cryptopp.com/wiki/Main_Page if it bears a better performance. Oliver Maurhart
11:17 Feature #1106 (Rejected): Drop OpenSSL dependency
According to valgrind (cachegrind), the OpenSSL library is responsible for about 75% startup time. These costs mainly... Oliver Maurhart

05.08.2016

16:43 Bug #1105 (New): we need support for CV-QKD in meta data
Going from DV-QKD to CV-QKD:
QBER will be replaced with SNR.
bits might be replaced with symbols (if we have Gau...
Christoph Pacher
16:41 Support #1104: Whats the proper way to get the Shannon efficiency for concatenated keys?
yes, for discrete-variable QKD where errors can be treated as if they stem from transmission over a binary symmetric ... Christoph Pacher
15:49 Task #1021: Design a new approach to a key's metadata
Yet another new key state coming up in near future in v9.9999.8: KEY_STATE_TAINTED.
This state denotes a key for w...
Oliver Maurhart

04.08.2016

17:24 Support #1104 (Assigned): Whats the proper way to get the Shannon efficiency for concatenated keys?
While I'm at it:
what is the proper way to get the Shannon efficiency of two concatenated keys?
key_1: qber_1, ...
Oliver Maurhart
10:12 Task #1021: Design a new approach to a key's metadata
There's a new key state coming up in near future in v9.9999.8: KEY_STATE_NEW.
This state denotes a key which has ...
Oliver Maurhart

03.08.2016

17:25 Task #1021: Design a new approach to a key's metadata
Attached some sample code in C++ using "boost::property_tree":http://www.boost.org/doc/libs/1_61_0/doc/html/property_... Oliver Maurhart

02.08.2016

16:10 Task #1021: Design a new approach to a key's metadata
Oliver Maurhart wrote:
> But we might add some mandatory elements inside the module tag:
>
> * key-size-in (key's...
Manuel Warum
16:08 Task #1021: Design a new approach to a key's metadata
Oliver Maurhart wrote:
> Christoph Pacher wrote:
> > What is the purpose of the states
> > [...]
> > ?
>
> "un...
Christoph Pacher
16:04 Task #1021: Design a new approach to a key's metadata
Christoph Pacher wrote:
> What is the purpose of the states
> [...]
> ?
"uncorrected" and "unconfirmed": well, ...
Oliver Maurhart
15:44 Task #1021: Design a new approach to a key's metadata
Manuel Warum wrote:
> Draft for XML schema:
>
> [...]
>
> Example schema instance / document (using a local sc...
Christoph Pacher
13:35 Task #1021: Design a new approach to a key's metadata
Draft for XML schema:... Manuel Warum
12:51 Task #1021: Design a new approach to a key's metadata
At least in XML, the underlying schema of a document is usually something that is formally well-defined in "DTD":http... Manuel Warum
 

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