ZelHack Cybersecurity Training

ZELHACK — COMPLETE CYBERSECURITY ENGINEER TRAINING

The official app from Rocheston.

GET CERTIFIED. GET HIRED.

Train for one of technology’s most coveted titles: Cybersecurity Engineer.

Cybersecurity engineering is one of the world’s fastest-growing professional fields. With the average industry salary reaching USD 150,000 per year, there has never been a better time to master offensive and defensive security.

Go beyond flashcards and quiz apps. ZelHack delivers visual cybersecurity training through 1,118 downloadable slide-based courses, expert lectures by Haja Mo, 3,700 animated ZelCards, 221+ hands-on labs, premium audio, interactive quizzes and 35 modules.

THE OFFICIAL RCCE TRAINING PATHWAY
The Rocheston Certified Cybersecurity Engineer (RCCE) is a globally recognized certification sought by employers, enterprises and government organizations.

RCCE is ANAB-accredited under ISO/IEC 17024 and recognized by the U.S. Department of Defense under DoD 8140 for 16 cybersecurity work roles.

ZelHack delivers the complete RCCE training curriculum on your phone. Learn how attackers breach systems, how defenders stop them and how cybersecurity engineers protect modern organizations.

START WITH ETHICAL HACKING
Your $1.99 download includes the complete Ethical Hacking module. Learn how systems are compromised, how attacks progress and how defenders respond.

UNLOCK THE COMPLETE RCCE ECOSYSTEM
Upgrade to the Enterprise subscription for just $4.99 per year and unlock:

• 1,118 Downloadable Cybersecurity Courses: Visual, slide-based lessons across 35 modules, from networking fundamentals to threat hunting.
• 3,700 Animated ZelCards: Beautiful, bite-sized and gamified lessons covering 35 deep-dive modules.
• 221+ Hands-On Labs: Practical scenarios that build genuine technical skill. Study the concepts on your iPhone, then perform the accompanying attacks and defenses on your desktop computer.
• Complete RCCE Course Content: Premium audio walkthroughs, interactive quizzes, practical examples and comprehensive lessons for learning anywhere.

This is not a sampler, question bank or companion app. It is the complete RCCE learning curriculum—every course, module, lesson and quiz—delivered on your phone, with hands-on labs performed on your computer.

YOUR PATH TO RCCE CERTIFICATION
Step 1: Complete the curriculum and all 3,700 ZelCards in the Enterprise tier.
Step 2: Unlock the RCCE Eligibility Certificate through a one-time in-app purchase of $299. It confirms verified curriculum completion and qualifies you to sit for the official examination.
Step 3: Attempt the RCCE Level 1 examination at Rocheston. Pass and earn the full RCCE credential—recognized across corporate, government and defense sectors.

The ZelCards and courses are your complete exam preparation. Master them all and walk into the RCCE Level 1 examination ready.

WHAT YOU WILL MASTER
• Systems and Network Security: Linux and Windows hardening, network sniffing, traffic analysis, firewalls and intrusion detection.
• Offensive Security: Information gathering, penetration testing, web application vulnerabilities and database exploitation.
• Defensive Operations: SOC management, Cyber Threat Intelligence, incident response and digital forensics.
• Modern Threats and Engineering: Ransomware defense, Zero Trust, DevSecOps, cloud security and business continuity/disaster recovery.
• Next-Generation Technology: AI in cybersecurity, blockchain security and quantum computing.

PRIVATE BY DESIGN
No login. No account. No tracking. Zero data collection. ZelHack runs entirely on your device, so your identity, activity and learning progress remain yours.

Transform cybersecurity training into a daily habit. Download ZelHack, begin your ethical-hacking journey and complete a full cybersecurity engineering education from your phone.

Cybersecurity Engineer is a registered trademark of Rocheston.

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