Using Comala worflow to classify Confluence page


I was working on a data classification project a few months ago, and one of systems that needs to be classified is Confluence. The data on Confluence can be Public, Internal, Protected and Highly Protected. I designed a solution to use Comala workflow which we have purchased already, so no more extra cost on software. … Continue reading Using Comala worflow to classify Confluence page

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iframe shows as blank page in Confluence


If your added iframe macro shows as a blank page in confluence page. I think there are two places you need to check. Ensure the site url (include protocol scheme) has been whitelisted. Check whether the site allows cross origin access. For example, *.sharepoint.com does not cross origin access by setting x-frame-option as SAMEORIGIN. Reference: … Continue reading iframe shows as blank page in Confluence

ERR_CERT_COMMON_NAME_INVALID because of Subject Alternative Name missing


If you are seeing similar errors in Chrome as below, your private cert probably missed the SAN. Starting from Chrome 58, it validates the DNS against the SAN that is in the certificate. Here is the quote that I found "Certificates have two ways to express the domain/IP they're bound to - one which is … Continue reading ERR_CERT_COMMON_NAME_INVALID because of Subject Alternative Name missing

BitLocker on Windows 10


Three quick commands to turn on/off and check BitLocker on Windows 10 Professional and Enterprise. You have to run the following commands in an Administrative terminal. To turn on BitLokcer against volume C:  manage-bde -on C: -RecoveryPassword -skiphardwaretest -UsedSpaceOnly To turn off BitLocker against volume C:  manage-bde -off C: To check BitLocker against volume C:  … Continue reading BitLocker on Windows 10

Certificate Transparency


Starting April 28, 2018,  AWS will start to support Certificate Transparency. I am new to this, here are somethings that I learned so far. What exactly is certificate transparency? Certificate Transparency framework is a project that is initially launched by Google. What problems does certificate transparency solve? It is designed to solved some flaws in the … Continue reading Certificate Transparency

Google Proposal of trust in existing Symantec-issued Certificates


The blog title explains the main reason that I started the open source project CertStuff If you are not familiar with the Google proposal, here are some quotes that I found on the Symantec website: On July 27, 2017, Google posted a time-sensitive plan regarding Symantec-issued TLS server certificates. There are critical dates that will impact your … Continue reading Google Proposal of trust in existing Symantec-issued Certificates