redman7373's profile picture. Variety of interests: threat intel, OSINT, astrophysics, biochem, tumor biology, stem cell research, immunotherapy, investing…

Preston Kershner

@redman7373

Variety of interests: threat intel, OSINT, astrophysics, biochem, tumor biology, stem cell research, immunotherapy, investing…

Preston Kershner a reposté

Splunk just launched a Certified Cybersecurity Defense Analyst certification and you can take it for FREE right now during BETA! splunk.com/en_us/training… Its an intermediate, 75 minute exam with no prerequisites. 60 multiple choice questions. Use the Splunk study guide to prep.


Preston Kershner a reposté

We confirm that iOS 16 does communicate with Apple services outside an active VPN tunnel. Worse, it leaks DNS requests. #Apple services that escape the VPN connection include Health, Maps, Wallet. We used @ProtonVPN and #Wireshark. Details in the video: #CyberSecurity #Privacy


Preston Kershner a reposté

Windows security log quick reference for SOC Analysts #CyberSecurity

LetsDefendIO's tweet image. Windows security log quick reference for SOC Analysts

#CyberSecurity

Preston Kershner a reposté

BusKill locks laptop or destroys data when you pull cord. “Most people aren’t handling top-secret documents from whistleblowers and worried about the secret police knocking down their doors, but that’s the level of risk that I designed BusKill for." techcrunch.com/2021/12/16/bus…

techcrunch.com

This USB 'kill cord' can instantly wipe your laptop if snatched or stolen | TechCrunch

The magnetic breakaway cable acts as a "dead man's switch."


Preston Kershner a reposté

This is a breathtakingly bad idea. It's literally the equivalent of reintroducing lead-based crayons to subsidize lead mines. We're taking something that's been safe for decades and making it crazy dangerous - but not everyone will get the "not safe anymore" message. 1/

The security implications if 127.1.0.0 - 127.255.255.255 becomes Internet routable is hard to quantify. It feels wise to err on the side of caution and not.. .. if it does you have to think bug bounty players, APT and everyone else going to be like🤑 ietf.org/id/draft-schoe…

ollieatnowhere's tweet image. The security implications if 127.1.0.0 - 127.255.255.255 becomes Internet routable is hard to quantify. It feels wise to err on the side of caution and not..

.. if it does you have to think bug bounty players, APT and everyone else going to be like🤑

ietf.org/id/draft-schoe…


Preston Kershner a reposté

🧠A vaccine against Alzheimer’s disease could be on the horizon after scientists carried out successful trials in animals. Researchers were able to reverse memory loss in mice and are keen to move quickly to human trials Thread 🧵👇 telegraph.co.uk/news/2021/11/1…

Telegraph's tweet image. 🧠A vaccine against Alzheimer’s disease could be on the horizon after scientists carried out successful trials in animals.

Researchers were able to reverse memory loss in mice and are keen to move quickly to human trials

Thread 🧵👇
telegraph.co.uk/news/2021/11/1…

Preston Kershner a reposté

As attackers land a foothold in an AD network, their first step is to execute @MITREattack Discovery techniques for situational awareness. The team wrote 74 analytics to catch this behavior. Hope it helps #BlueTeam! Detail: splunkresearch.com/stories/active… Blog: splunk.com/en_us/blog/sec…


Preston Kershner a reposté

Apple co-founder Steve Wozniak starts a new space company Privateer, to clean up space debris breezyscroll.com/technology/app…


Preston Kershner a reposté

Haron and BlackMatter are the latest groups to crash the #ransomware party fuhs.eu/1emf


Preston Kershner a reposté

For people shocked that the print spooler is required even for printing to PDF, will you ever be shocked to learn that until very recently Windows performed all font rendering in the kernel. And that's why exploit devs know more about fonts on average than most font designers...


Preston Kershner a reposté

Breaking News: Scientists announced that a massive fossilized skull that is at least 140,000 years old may be a new species of ancient human. The researchers named the new species Homo longi and gave it the nickname “Dragon Man." nyti.ms/3ddYk2o

nytimes.com

Discovery of ‘Dragon Man’ Skull in China May Add Species to Human Family Tree (Published 2021)

A laborer discovered the fossil and hid it in a well for 85 years. Scientists say it could help sort out the human family tree and how our species emerged.


Preston Kershner a reposté

Microsoft Threat Intelligence Center (MSTIC) has uncovered a wide-scale malicious email campaign operated by NOBELIUM, the threat actor behind the attacks against SolarWinds, the SUNBURST backdoor, TEARDROP, GoldMax, and other related components. microsoft.com/security/blog/…


Preston Kershner a reposté

Okta @Auth0 🤝 secure access for everyone And just like that...we’re official! Our first order of business? Shaping the future of identity.


Preston Kershner a reposté

Please, please, please enable Multi-Factor Authentication (MFA) for your organization. This includes LogMeIn, and especially from any remote administration software. Please, please, please protect your backups. So many ransomware groups succeeding right now on basic attacks.


Preston Kershner a reposté

🚨🚨 New technique to steal AD FS secrets over the network. Defenders need to block internal traffic to AD FS servers over port 80 now! Read more: fireeye.com/blog/threat-re… shoutout to @DrAzureAD who had the same though to look into AD FS replication and all his great work! 1/3


Preston Kershner a reposté

Malicious Xcode project targets iOS devs in supply-chain attack - @LawrenceAbrams bleepingcomputer.com/news/security/…


Preston Kershner a reposté

So this is a mess, and a timely reminder of why trust in a VPN provider is so crucial. This level of logging isn't what anyone expects when using a service designed to *improve* privacy, not to mention the fact they then leaked all the data.

New breach: "Free" VPN services SuperVPN and GeckoVPN had 20M email addresses breached this month. Data also included login history, country of login plus device type, IMSI and serial number. 8% of addresses were already in @haveibeenpwned. Read more: cybernews.com/security/one-o…



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