The Big Itch – Mobile Detox Smart phones are so pervasive, that they have taken up a large part of our time. Although, there are benefits, there are drawbacks as well and here we will see what we gained for what we sacrificed. Benefits of smartphones Undoubtedly, there are several benefits of smartphones, and some of … Continue reading Mobile Detox – The Big Itch
Category: Security
Enable LinkedIn two factor authentication (2FA) with FreeOTP authenticator app
LinkedIn allows a user to enable two factor authentication (2FA) with an authenticator app. However, it displays a secret key and does not display a QR code for scanning by the FreeOTP app. To correctly use the FreeOTP app, an entry for LinkedIn has to be added manually in FreeOTP as follows:- Enter the user … Continue reading Enable LinkedIn two factor authentication (2FA) with FreeOTP authenticator app
There’s something about data backups – what’s the big deal!
It’s been almost 12 years since using the 128 MB Transcend USB hard drive for data backups. On the other hand there’s also a 128 KB Transcend USB pen drive from 2006 that still works quite well today plus a Kingston 1 GB USB pen drive. In 12 years, storage device and storage media technology … Continue reading There’s something about data backups – what’s the big deal!
An ode to passwords – safeguarding online accounts
Every account created (online or offline) requires additional elements to be remembered the service or the device or the website or the application; the user name or ID that is to be used to login in to it, and; the associated password. It's easy to remember sites, applications, services and associated user IDs. However, to … Continue reading An ode to passwords – safeguarding online accounts
How to prevent laptop from booting to the grub prompt in Debian 12
Upon installation of Debian 12 on a Dell Vostro 3546 laptop, it was noticed that on boot, the laptop booted into the grub prompt instead of the boot menu. It displayed grub> waiting for an input. To boot normally, it was necessary to type quit <enter> to get to the boot menu. This abnormal behaviour … Continue reading How to prevent laptop from booting to the grub prompt in Debian 12
How to fix github “remote: error: GH007: Your push would publish a private email address” when pushing change to github
The error "remote: error: GH007: Your push would publish a private email address" occurs when a github account has disabled the exposure of private email addresses in github. It happens because of the setting of email privacy where "Block command line pushes that expose my email" has been enabled. If Email Privacy is selected, then … Continue reading How to fix github “remote: error: GH007: Your push would publish a private email address” when pushing change to github
How to display the digital signature green tick in a signed PDF document using PDF Studio Viewer on LinuxMint or Debian or Ubuntu Linux
Signed PDF documents normally display a green tick when the signature is valid when opened with Acrobat PDF reader. Since a long time, Adobe Acrobat Reader is no more available for Linux and the best alternative to verify signed PDF documents is PDF Studio Viewer by Qoppa. Open the signed PDF file using PDF Studio … Continue reading How to display the digital signature green tick in a signed PDF document using PDF Studio Viewer on LinuxMint or Debian or Ubuntu Linux
How to set up two step authentication on WordPress with FreeOTP
User IDs and passwords do provide some security and authentication. However, with today's evolving threats to online accounts, one can set up two step authentication on several web sites using applications such as Google Authenticator, Authy, Microsoft Authenticator and even FreeOTP. FreeOTP is small, light and can be installed on mobile devices to add the … Continue reading How to set up two step authentication on WordPress with FreeOTP
FreeOTP app for two factor authentication
Github has an option to add a second factor for authentication. However, whilst at it, I found Google Authenticator, Microsoft Authenticator, Authy to be quite bloated and feature-full compared to the simple purpose of generating an OTP. I found that one of the simplest was FreeOTP available at https://play.google.com/store/apps/details?id=org.fedorahosted.freeotp for Android devices and for others … Continue reading FreeOTP app for two factor authentication
How to unzip a zip file in Perl
To unzip a file in Perl: use IO::Uncompress::Unzip qw(unzip $UnzipError); my $input = $ZIP; my $output = $UNZIPPED; unzip $input => $output or die "unzip failed: $UnzipError\n"; where $ZIP is the variable with the zip file name and $UNZIPPED is the unzipped file.
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