Communications Security
Communications Security | News, how-tos, features, reviews, and videos
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?
New Microsoft 365 defaults, Application Guard beta add email protections
Microsoft has made it harder for attackers to redirect email responses or leverage malicious attachments. Here's how to review the impact these new features will have on your business.
Domestic 5G development at core of US communications security plan
New NTIA document outlines White House 5G security goals, which promote home-grown R&D and call for continuous risk assessment and management.
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.
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.
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.
7 ways to make your Zoom meetings safer
Learn to use the tools Zoom gives you to secure online conferences.
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.
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.
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.
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?
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?
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 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.
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.
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.
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.
