Why 28-backspace Vulnerability is not so Serious?

There have been news being circulated around regarding 28-backspace vulnerability of a Linux bootloader, Grub2. CVE-2015-8370 Back to 28: Grub2 Authentication 0-Day Why this is not a serious problem? Because relying your security on bootloader is utterly stupid to begin with. If someone has a physical access to your machine, that means, they can easily […]

T-mobile Roaming in Japan

I was traveling Japan earlier, from March 23rd, to March 30th. This was my first time traveling with my phone set to roam. The last travel before that was precisely 7 years 1 month 24 days before this trip, and I did not roam for two reasons back then; one it was cost prohibitive, and […]

Working Around Extreme Lag of Google Chrome

Update (2016-02-22): Developers have implemented changes to address this issue. While you won’t see the benefit of these changes immediately, it is certainly “coming soon” at this point. I have been experiencing excessive lag on Google Chrome on Linux for a while, and I have been searching for solutions. The issue itself, has been reported […]

The Rhodanthe CA System

Recently, the hosting company I use made it compatible to use Server Name Indication to support SSL/TLS. This has made it possible for me to encrypt many of sites under HidekiSaitoCom domain. Currently, as written in HidekiSaitoCom PKI Information some of my sites utilize certificates issued by StartSSL. The problem of StartSSL is that its […]

The Endless Debates: E-mail Signature

The Endless Debate covers topics that seems to come up again and again, which seems to have no winner in the end. The classic example of it is the number of spaces after the period. (This particular topic is not covered by me yet, but I will certainly get to it at some point, stay […]

I Transitioned Local E-mail Management to Gnus

I have been mostly using E-mail on Gmail interface, as I use Gmail and Google Apps (or, I guess they changed their enterprise offering to Google Apps for Work…) I have been using Mozilla Thunderbird once in a while. In normal circumstance, it would have been OK, but here are some issue of bit slow […]

How the End-of-the-Day Meeting at Japanese Schools Endorse Horrible Totalitalian Whistle-blowing

(This is a translated/enhanced edition of the Japanese article originally published on 2013-11-25, due to some interests from Freenet users, I am publishing English translated version.) When I was attending a Japanese elementary school, very long time ago, beginning around the year 1986, the end of each day was an end-of-the-day meeting. Generally, important information […]

Google Camera Depth Map Collection

Some pictures interpreted by Google Camera You can extract these using the following: exiftool -X -b $1.jpg | sed -n -e ‘s/.*<XMP-GDepth:Data>\(.*\)<\/XMP-GDepth:Data>.*/\1/p’ | base64 -d > $1_depthmap.png exiftool -X -b $1.jpg | sed -n -e ‘s/.*<XMP-GImage:Data>\(.*\)<\/XMP-GImage:Data>.*/\1/p’ | base64 -d > $1_preprocessed.jpg

On generating UUID

I have been using UUID for several different things now, and I have been using uuidgen program available on Linux. Since I use Emacs, I wanted to better way of generating UUID right from Emacs. Ergoemacs has good coverage about it back in 2011 about it. There is a example that uses the uuidgen program: […]

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