Thank you for reading the LinuxSecurity.com weekly security newsletter. The purpose of this document is to provide our readers with a quick summary of each week's most relevant Linux security headlines.

LinuxSecurity.com Feature Extras:

- LinuxSecurity debunks some common myths and misconceptions regarding open source and Linux by answering a few Linux-related frequently asked questions.

Security Highlights from Defcon 26 - Defcon 26 provided individuals and organizations with valuable tips and insight on security and the latest and most effective defenses. Here are some security-related highlights from the event.

  Report: US weapons systems are highly vulnerable to cyber attacks (Oct 10)
 

The Department of Defense will have to ramp up its cybersecurity efforts now that it's planning to spend $1.66 trillion to develop major weapons systems. According to a new report (PDF) by the Government Accountability Office, nearly all of Pentagon's weapons systems are vulnerable to cyberattacks.
  (Oct 8)
 

Researchers have warned that a known vulnerability in the firmware of MikroTik routers is potentially far more dangerous than previously believed.
  (Oct 7)
 

Linux developer Simon Peter who has spent years working on application standards like AppImage and Klik recently presented on what he believes are the 2018 Desktop Linux Platform Issues and the unfortunate continually moving target of "the year of the Linux desktop" that never materializes.
  What is a Linux server and why does your business need one? (Oct 8)
 

IT organizations strive to deliver business value by increasing productivity and delivering services faster while remaining flexible enough to incorporate innovations like cloud, containers, and configuration automation. Modern workloads, whether they run on bare metal, virtual machines, containers, or private or public clouds, are expected to be portable and scalable. Supporting all this requires a modern, secure platform.
  Amazon employee shared email addresses with third-party seller (Oct 7)
 

In September, Amazon started investigating reports that some of its employees in the US and China have been leaking data to third-party sellers in exchange for money. Now, the e-commerce giant has notified affected customers that an employee shared their email addresses with a third-party seller.
  Google+ wakes up to what the rest of us already knew (Oct 10)
 

After months of hiding a relative pipsqueak of a data breach that happened through a Google+ API, Google on Monday ‘fessed up, said it was shuttering its Facebook-wannabe-but-never-gonna-happen social media platform, and was looking at a potential class action lawsuit that got filed within hours of the breach disclosure.
  Heathrow Airport fined £120,000 over USB data breach debacle (Oct 9)
 

Heathrow Airport has been fined £120,000 by regulators following an embarrassing data breach caused by a USB stick.
  (Oct 11)
 

Following several interesting and exciting feature pull requests for the next Linux kernel (to be released as either version 4.20 or 5.0), AMD developers have moved onto stabilizing this massive amount of new feature code.
  (Oct 9)
 

Freedreno/MSM maintainer Rob Clark sent in his MSM-next pull request on Sunday of new feature material slated for the Linux 4.20~5.0 kernel.
  (Oct 11)
 

Top figures in the infosec industry fear that the recent arrest of a top Chinese intelligence officer will spark an increase in cyber-attacks from Chinese hacking groups in the coming months.
  (Oct 12)
 

Take a look at the job listings on LinkedIn, Indeed, or any of the major sites, and you'll find hundreds of openings for threat hunters, something you wouldn't have seen just a few years ago. Many of these listings are from big banks, global telecoms, and defense contractors, institutions where data security is of primary importance and signaling others will follow.
  This is how much the WannaCry ransomware attack cost the NHS (Oct 12)
 

The WannaCry ransomware cyber attack cost the National Health Service almost £100m and led to the cancellation of 19,000 appointments, the Department of Health has revealed.