Cloud Insidr

Cybersecurity in the Age of the Machine

  • Subscribe!
  • Privacy Policy
  • Legal
  • Contact Us

Join us on Twitter: @CloudInsidr

  • news & alerts
    • events
    • industry analysis
    • industry gossip
    • people
  • cloud, edge & co.
    • AWS
    • administration & orchestration
      • web servers in the cloud
      • mail servers
      • databases
  • cybersec & warfare
    • encryption
  • blockchain
Home Archives for cloud, edge and everything in between administration and orchestration
How to use rsync to transfer files and directories between hosts

Cloud Insidr 2018-08-22 1 Comment

How to use rsync to transfer files and directories between hosts

The rsync utility can backup files, synchronize directory trees, and much much more, both on the local machine and between two different hosts—via push and pull. Here is how to tame it.

[Read more…]

Filed Under: administration and orchestration, cloud, edge and everything in between, cybersecurity and cyber warfare Tagged With: AMI, AWS, remote host, rsync, secure connection, SSH

How to upgrade the Linux kernel in Fedora 28/29 quickly and easily

Cloud Insidr 2018-06-17 Leave a Comment

How to upgrade the Linux kernel in Fedora 28/29 quickly and easily

As zero-day exploits become increasingly common, keeping the kernel up to date is a top priority.

In CentOS 6.x/7.x and RHEL 6x./7.x, upgrading the Linux Kernel is a painful procedure which requires about a dozen steps. On Fedora, all it takes is a time-saving two-liner. You don’t need to concern yourself with the configuration of the grub boot manager, which is a frequent source of trouble on CentOS and RHEL.

[Read more…]

Filed Under: Linux, Uncategorized Tagged With: CentOS, Fedora, Fedora 28, Linux, Linux Kernel, RHEL, upgrade

How to install the most recent version of OpenSSL on Windows 10 in 64 Bit

Cloud Insidr 2018-06-02 25 Comments

How to install the most recent version of OpenSSL on Windows 10 in 64 Bit

In the age of cyber warfare, being paranoid is the only reasonable attitude and that means, among other things, being paranoid about software updates.

[Read more…]

Filed Under: administration and orchestration, cloud, edge and everything in between, cybersecurity and cyber warfare, encryption, web servers in the cloud Tagged With: cyber security, Linux, OpenSSL, Windows

A fix for Spectre & Meltdown: update your Linux kernel in place (running CentOS/RHEL 7 or above), and live happily ever after

Cloud Insidr 2018-04-04 13 Comments

A fix for Spectre & Meltdown: update your Linux kernel in place (running CentOS/RHEL 7 or above), and live happily ever after

If you launch an instance from the official CentOS or RHEL 7.x AMI on AWS, you will be running kernel 3.1 as of this writing. That’s not a good idea. You can easily take advantage of improved security features of newer kernels that are already available in a stable release. The renowned Linux kernel maintainer Greg Kroah-Hartman released the Linux Kernel 4.14.15, which includes important fixes for Spectre & Meltdown. Here is how to update your Linux kernel from 3.1 to 4.16.11 in place.

[Read more…]

Filed Under: cybersecurity and cyber warfare, Linux Tagged With: AWS, grub, kernel, Linux

Tip: assign multiple IP addresses to an EC2 instance

Cloud Insidr 2018-02-28 Leave a Comment

Tip: assign multiple IP addresses to an EC2 instance

[Updated 2018-06-11.] You can assign multiple IP addresses to an EC 2 instance. Here is a brief summary that will get you started on using the most recent AWS capabilities.

[Read more…]

Filed Under: administration and orchestration, cloud, edge and everything in between, Linux, tips and tricks Tagged With: AWS, AWS EC2, CLI, cloud-init, EC2, Fedora

  • « Previous Page
  • 1
  • 2
  • 3
  • 4
  • 5
  • …
  • 11
  • Next Page »

Join Cloud Insidrs!

Symantec Code Signing (200x200)

Tag Cloud

automation AWS Azure Azure Active Directory Azure Arc Azure Lighthouse Azure Resource Manager certbot certificate clickjacking cron CSRF cyber security DD-WRT DNS over HTTPS DoH domain firmware Gemalto HPKP HSTS IAM letsencrypt log logs MFA MITM Netgear network router SELinux time stamp tip Whois WiFi x509 XSS
Secure Site with EV (160x600)

Pearson Education (InformIT)

Pearson Education (Peachpit)

Thawte Code Signing (200x200)

  • Content purchasing and syndication