Silensec Newsletter

Category: News

Top News

How to delete accidentally sent messages, photos on Facebook Messenger

Ever sent a message on Facebook Messenger then immediately regretted it, or an embarrassing text to your boss in the heat of the moment at late night, or maybe accidentally sent messages or photos to a wrong group chat?

Facebook is now rolling out a long-promised option to delete text messages, photos, or videos inside its Messenger application. The unsend feature allows users to delete a message within 10 minutes of sending it, for both individual and group chats.


MongoDB databases still being held at ransom, 2 years after attacks!

Two years after hacker groups began ransacking MongoDB databases and requesting ransom payments, the practice is still very much alive as reported by Catalin Cimpanu, a security researcher.

While the original hacker groups who started this trend have stopped after a few months, new ones have constantly joined in on the attacks over the past few years, only to discover that the practice isn't as lucrative as they might have hoped, and later, dropping out after failing to make any profits.


Major Hacks of the Week

Hacker group uses Google Translate to hide phishing sites

Cyber-criminal groups are using Google Translate to hide the real domain of their phishing sites, security researchers have discovered. Phishing e-mails that use this technique have already been spotted in the wild.

The idea is that phishing groups send their normal phishing emails, but instead of linking directly to their phishing page's domain, they pass the phishing page URL through Google Translate and use the newly generated Google Translate URL instead.


Android phones can get hacked Just by Looking at a PNG Image

Beware! You have to remain more caution while opening an image file on your smartphone - downloaded anywhere from the Internet or received through messaging or email apps.

Yes, just viewing an innocuous-looking image could hack your Android smartphone - thanks to three newly-discovered critical vulnerabilities that affect millions of devices running recent versions of Google's mobile operating system.


Major Vulnerabilities Disclosed

Expert publicly disclosed the existence of 0day flaw in macOS Mojave

A security expert has disclosed the existence of a zero-day vulnerability in macOS Mojave that can be exploited by malware to steal plaintext passwords from the Keychain.

According to the researcher, the flaw affects macOS Mojave and earlier versions. The researcher did not report the vulnerability to Apple, it publicly disclosed the existence of the flaw without making public its details.


Recently patched Ubuntu needs another quick patch

Last week, Canonical's Ubuntu developers fixed over 10 security bugs in Ubuntu 18.04… But, as it turned out, it introduced at least two other bugs. The Ubuntu security team admitted: "USN-3871-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS.

Unfortunately, that update introduced regressions with docking station displays and mounting ext4 file systems with the meta_bg option enabled."


Legal, Regulatory and Corporate
Security and Beyond

Google launches Web Rangers in partnership with Kenyan scouts

Google has supported the Kenya Scouts Association to hold the 2019 edition of Web Rangers, a youth programme for online safety, to mark Safer Internet Day.

This year, approximately 1.4M scouts and 50k scout leaders and trainers are expected to receive the Kenya Scouts Association Online Safety Learners’ Handbook and Teachers’ Guide, which will provide counsel on how to safely navigate online platforms.


Cryptocurrency firm loses $145M after CEO dies with the only password

QuadrigaCX, the largest bitcoin exchange in Canada, claims to have lost nearly $145M worth of cryptocurrency after the exchange lost access to its cold (offline) storage wallets.

Unfortunately, the only person with access to the company’s offline wallet, founder of the cryptocurrency exchange, is passed on.

The Canadian exchange filed for legal protection from creditors with the Supreme Court until it locates and secures access to the lost funds.


Security Awareness Tip

Top 10 Best Antivirus software for 2019

Go online and you are sure to view articles on hacking news and exploits carried out through the use of sophisticated techniques.

It is not uncommon to land on news reports of millions of compromised Internet devices due to the lack of adequate protection.

This is where the need for the best antivirus is required. Below are some recommendations made by our security consultants and some of the industry's renowed cybersecurity experts:

  • Bitdefender Antivirus Plus 2019
  • Norton Antivirus Basic 2019
  • Eset Internet Security
  • Kaspersky Anti-Virus 2019
  • McAfee Total Protection| Sophos Home Premium
  • Avira Free Antivirus
  • Avast Free Antivirus
  • Trend Micro Antivirus+ Security
  • Panda Antivirus Pro


Silensec Editorial Team

Editor: Dr. Almerindo Graziano
Dr. Graziano is the Silensec CEO. He holds an MSc in Electronic Engineering and a PhD in Mobile Computer Security, both from the University of Naples, Italy. Dr. Graziano has consulted in information security for private and government organisations across Europe, Africa and Middle East over the last 15 years. He is also a BSI-certified ISO27001 Lead Auditor trainer and auditor

Vice Editor: George Nicolaou (BSc, MSc)
George Nicolaou (BSc, MSc) leads the Silensec Malware Analysis Lab (MAL). He received his BSc in Computer Science and MSc in Advanced Computing Security from the University of Bath in UK, where he pursued research in malware and vulnerability analysis. For many years George has also been the Head of Research and Development department of the Astalavista Security Community. George is also a frequent speaker at security conferences around the world on advanced malware analysis, reverse engineering and exploit development techniques.

Digital Editor: Salome Omondi (B.Com)
Salome Omondi leads the Silensec Marketing Department. She holds a Bachelors of Commerce and Management from Strathmore University. Miss Omondi publishes the weekly Silensec Newsletter, keeping you up to date with the latest infosec news as well as improving information security awareness.

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