Communications Security

Communications Security | News, how-tos, features, reviews, and videos

microsoft 365 channel attributes apps
5G light trails

CSO slideshow - Insider Security Breaches - Flag of China, binary code

Data security risks threaten approval of Chinese undersea cable plan

The US government's "Team Telecom" wants to partially deny a proposed undersea cable connection between the US and Hong Kong over surveillance, data theft concerns.

5G mobile wireless network technology

8 ways 5G mobile networks will change IoT security, and how to prepare

Every internet of things security issue will be greatly magnified in a 5G environment. Address these eight areas before you deploy your own.

malicious email alerts / warnings / dangers

Email spoofing explained: Who does it and how?

Forging email has been with us since the beginning of the internet, but new security kludges are making it a lot harder.

Zoom video conferencing  >  One user connected via laptop showing a grid of remote participants.

7 ways to make your Zoom meetings safer

Learn to use the tools Zoom gives you to secure online conferences.

video conferencing / remote work

8 video chat apps compared: Which is best for security?

Zoom, Microsoft Teams, Google Duo, Cisco Webex, FaceTime, Jitsi, Signal and WhatsApp. What does their encryption look like? What are the trade-offs?

smart city - wireless mobile network

Trump administration moves to revoke China Telecom's US licenses on security grounds

A legal filing claims China Telecom is in violation of federal and state cybersecurity and privacy laws, but evidence is redacted.

5G mobile wireless network technology / connections

White House strategy paper to secure 5G envisions America leading global 5G development

Though light on details, the paper offers clues as to how the US government sees the development and security of 5G communications moving forward.

Zoom video conferencing  >  One user connected via laptop showing a grid of remote participants.

Weakness in Zoom for macOS allows local attackers to hijack camera and microphone

Zoom's use of insecure system APIs allow attackers to elevate privileges as well.

secured vpn tunnel

What is WireGuard? Secure, simple VPN now part of Linux

The WireGuard VPN offers better performance and a simpler, effective approach to cryptography, and now it's built into Linux 5.6. Is it ready for the enterprise?

security risk - phishing / malware / social engineering

How to prepare Microsoft Office and Windows for ransomware and email attacks

You've set up your remote workers during this COVID-19 crisis, but have you made the adjustments to be prepared for a cyber disaster like a ransomware attack?

Slack logo / security / network

10 Slack security tools compared

Slack does a good job of protecting its own code, but you'll need help to stop malware delivered through Slack messages or to avoid exposing personal information.

5G mobile wireless network

5G security is a mess. Could digital certificates help?

5G inherited security vulnerabilities from earlier mobile technology, but digital certificates might solve the issue of unauthenticated messages.

election hacking security 2020 election security flag global breach by stuartmiles99 getty

Presidential campaigns taking email security more seriously--not so much at the local level

DMARC now protects the email domains for most U.S. presidential candidates, according to a new report, but local election bodies lag behind and are vulnerable to spoofing.

mobile phone messaging email network collaboration tools

With email security, some things can't be outsourced

You can outsource your email, but a good chunk of securing that email remains in-house. Here's what you need to know.

Tour de France cyclists racing / global digital broadcast connections

How the Tour de France secures its broadcast from disruption

Few sporting events have the scale and logistics challenges that the Tour de France presents. Event organizer ASO uses the cloud and tight physical security to avoid cyberattacks and broadcast integrity.

mobile security / threat detection / traffic analysis

Inspecting TLS-encrypted traffic with mitmproxy

The free, open-source mitmproxy tool makes it easy to inspect TLS-encrypted app and web traffic to see exactly who your phone is talking to.

incoming emails / DNS security / locked server / parked domain

How to stop email spoofing of parked domains

Publishing a DMARC record for unused domains is a good idea. Here's how.

VPN security vulnerabilities  >  VPN alert / warning / network servers

6 known RCE vulnerabilities in enterprise VPNs and how to minimize the risk

Enterprise VPNs might not always be as safe as you think. Be aware of these RCE vulnerabilities in popular enterprise VPN solutions.

Load More
You Might Also Like