Karl Greenberg, Author at TechRepublic

Karl Greenberg

Latest from Karl Greenberg

A phishing attack via email. — Image: MASHKA/Adobe Stock

Security

New cybersecurity data reveals persistent social engineering vulnerabilities

Ransomware was down last year, though LockBit led threat actors and employees opened a third of the toxic emails in the last six months of 2022.

People as avatars having a business meeting in a virtual metaverse VR office. — Image: supamotion/Adobe Stock

Security

Metaverse adds new dimensions to Web 3.0 cybersecurity

With more companies investing in Web 3.0 this year, including blockchain, gaming and the metaverse, the cat and mouse game will continue, but with more dimensions.

A businessman holding up a lock that reads 5G. — Image: maxsim/Adobe Stock

For secure 5G virtual networks, a “RAN opener” for wireless could cut both ways

Open radio access networks for 5G creates numerous opportunities for innovating telecommunications and cultivating a vendor ecosystem for wireless networks, but a security mindset can’t be an afterthought.

digital transformation text surrounded by data-related icons — Image: WrightStudio/Adobe Stock

Security

Study: Companies have upwards of 1,000 apps but only a third are integrated

A new study by Salesforce’s MuleSoft suggests more isn’t necessarily better if an organization’s applications are not playing well together. Unfortunately, more than 70% remain disconnected from one another and the core business.

A team using a unified communications and collaborations platform. — Image: Kateryna/Adobe Stock

Tech & Work

Why IT leaders are investing in unified communications and collaborations platforms

Microsoft Teams and Zoom are still the most popular UC&C solutions, according to a new study that surveyed IT decision-makers.

An email attack visualization of a rusty hook catching an envelope. — Image: RareStock/Adobe Stock

Security

New cybersecurity BEC attack mimics vendors

A new business email attack threat actor is using a stealth tactic to avoid giveaways of typical social engineering attacks. Learn the best defense for protecting your company.

Security

Here’s how IT budgets should fill cybersecurity moats in 2023

TechRepublic speaks with Carlos Morales of Neustar Security Services on the best ways for companies to spend on cybersecurity — even if their budgets are tighter.

A person making recording calculations on a calculator with icons of interlinking locks hovering — Image: VideoFlow/Adobe Stock

Security

Survey: Cybersecurity budgets aren’t matching cybersecurity challenges

A new study finds that due to the growing threat surface from hybrid work and third-party vendors, only half of organizations have the budget to meet current cybersecurity needs.

Telecommunication network above city, wireless mobile internet technology for smart grid or 5G LTE data connection, concept about IoT, global business, fintech, blockchain — Image: NicoElNino/Adobe Stock

The risks of 5G security

Unless you've been living under a rock for the past decade, you’ve probably heard of 5G telecommunications. But what is it?

A hologram with writing that says Zero Trust. — Image: Alexander/Adobe Stock

Security

Companies slow to “mask up” with zero trust cybersecurity protocols

A new study by Gartner predicts that by 2026 just 10% of companies will have zero-trust protocols in place against cybersecurity exploits.

PURPOSE This Media disposal policy from TechRepublic Premium provides specific instructions for ensuring organization data is properly protected when disposing of old storage media. From the policy: POLICY DETAILS When disposing of damaged, unusable, obsolete, off-lease, decommissioned, old, or end-of-service-life equipment and media, the organization requires that the guidelines outlined herein be followed: Hard drives, ...

PURPOSE To take some of the effort out of writing (and rewriting) emails to share with company staff and executives, TechRepublic Premium has assembled basic templates to handle the most common types of communications. Simply copy the text into your favorite word processor and customize it to fit your needs. Then, paste it into an ...

PURPOSE The purpose of this policy from TechRepublic Premium is to provide guidelines for developing mobile applications from a security, procedural and best practices standpoint. While it contains technical guidelines, it is not intended to serve as a programming guide but as a framework for operations. This policy can be customized as needed to fit ...

Karl Greenberg

New cybersecurity data reveals persistent social engineering vulnerabilities

Metaverse adds new dimensions to Web 3.0 cybersecurity

For secure 5G virtual networks, a “RAN opener” for wireless could cut both ways

Study: Companies have upwards of 1,000 apps but only a third are integrated

Why IT leaders are investing in unified communications and collaborations platforms

New cybersecurity BEC attack mimics vendors

Here’s how IT budgets should fill cybersecurity moats in 2023

Survey: Cybersecurity budgets aren’t matching cybersecurity challenges

The risks of 5G security

Companies slow to “mask up” with zero trust cybersecurity protocols

Media disposal policy

IT email templates: Upcoming software release

Mobile app development policy

New client audit checklist