Rodika Tollefson

Rodika Tollefson splits her time between journalism and content strategy and creation for brands. She’s covered just about every industry over a two-decade career but is mostly interested in technology, cybersecurity and B2B topics. Tollefson has won various awards for her journalism and multimedia work. Her non-bylined content appears regularly on several top global brands’ blogs and other digital platforms. She can be reached at
Rodika Tollefson

Top 10 penetration testing certifications for security professionals (2023)

As more organizations turn to penetration testing for identifying gaps in their defense systems, the demand for skilled penetration testers has been growing.

Changes to CompTIA’s A+ exam (220-1001 and 220-1002 / 220-1101 and 220-1102) [2022 update]

CompTIA ensures its entry-level A+ certification is properly updated to reflect the knowledge needed by today’s professionals.

Network+ certification: overview and career path [2022 update]

Learn why and how CompTIA's Network+ certification can help you progress in your career.

CompTIA Network+: earning CPEs [2022 update]

Learn about CompTIA's benefits for your career and how to maintain active status.

Top 10 skills security professionals need to have

The demand for cybersecurity professionals is high, but what hard and soft skills are employers most commonly looking for. Find out.

HCISPP or CISSP? What’s the difference and which is best for you? [updated 2021]

Which certification is best for your career: HCISPP or CISSP? Learn more about each cert — and if it's for you.

Security+: security implications of embedded systems [updated 2021]

Today’s devices are often “smart,” providing an extra security conundrum and a unique set of challenges when trying to stay secure.

Risks of preinstalled smartphone malware in a BYOD environment

Mobile devices used for work need to be secured to protect against malware.

10 reasons why you should pursue a career in information security [updated 2021]

Information security jobs offer good pay, a feeling of accomplishment and steady growth.

Quantum cyberattacks: Preparing your organization for the unknown

Quantum computing days are coming Quantum computing has been a buzzword for several years. And while it’s still the early days, several industries have been

Security+: How to explain threat actor types and attributes [updated 2021]

One of the roles of information security professionals is to defend their organization’s systems and data proactively. As with any defensive strategy, this r

Security+ domain #1: Attacks, threats, and vulnerabilities [updated 2021]

The first domain in CompTIA’s Security + exam (SYO-601) covers threats, attacks and vulnerabilities. This domain contributes 24 percent of the exam score. Th