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POST ATLAS
Cert matchups

Cert vs cert.
Curated, honest matchups.

Same-tier, same-domain comparisons people actually weigh up in real decisions. Each page has the eight-dimension breakdown, the verdict, and who each cert is the wrong fit for.

6 curated matchups·5 domains·8 dimensions per matchup·Plain-English verdict

Security

2 matchups

Offensive and defensive certs that people actually weigh against each other.

CompTIA Security+
vs
CySA+

Entry security baseline vs the analyst step-up. Security+ first, CySA+ once you're working tickets.

Eight-dimension breakdownRead matchup
OSCP
vs
CPTS

The two practical offensive benchmarks. OSCP still wins on recognition; CPTS is closer to modern engagement reality.

Eight-dimension breakdownRead matchup

Governance

1 matchup

Senior, management-tier certs. Different audiences, overlapping titles.

CISSP
vs
CISM

Senior governance, two flavours. CISSP is broader and more widely demanded; CISM is tighter on management.

Eight-dimension breakdownRead matchup

Infrastructure

1 matchup

Networking foundations. Vendor-specific vs vendor-neutral tradeoffs.

Cisco CCNA
vs
Network+

Entry networking, vendor-specific vs vendor-neutral. CCNA carries more hiring weight; Network+ is easier on-ramp.

Eight-dimension breakdownRead matchup

Platform

1 matchup

Platform and container certs from the same family.

Certified Kubernetes Administrator
vs
CKAD

Same Kubernetes family. Admin vs developer. Pick by which side of the cluster you operate.

Eight-dimension breakdownRead matchup

Foundation

1 matchup

Linux and sysadmin baselines. Ecosystem choice matters more than the cert.

RHCSA
vs
LFCS

Linux sysadmin, Red Hat vs distro-neutral. RHCSA dominates enterprise hiring; LFCS is the open alternative.

Eight-dimension breakdownRead matchup
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