Books

Linux System Hardening is a practical guide to securing Linux systems from the kernel to the cloud. It explains how threats work, how to apply effective controls and what you give up along the way. Built for admins, security engineers and DevSecOps teams working with real production systems.

The first ITIL®-aligned practice guide to structure Customer Success as a complete organisational capability. It brings comprehensive IT service management thinking into CS, integrating governance, processes, people, information, technology, partners, and continual improvement into a coherent operating model, with practical methods and tools to design, govern, assess, and improve it.

Shadow IT is everywhere, from unsanctioned apps to forgotten cloud resources. This practical guide shows IT and security teams how to find what they cannot see, assess the risks and put effective controls in place without slowing the business down. Packed with practical strategies, code examples and clear roadmaps, it turns Shadow IT from a hidden risk into something you can manage.

Cybersecurity is no longer just an IT problem. Modern Information Security connects the principles, architecture, operations and strategy behind effective security programs. From identity and cloud security to incident response, governance and emerging threats, it offers practical guidance for building security that works in the real world.

Artificial Intelligence is transforming business—and the leaders who embrace it will shape the future.The AI Business Playbook is a practical guide for CEOs, executives, entrepreneurs, and business leaders who want to successfully adopt AI without technical complexity.Learn how to develop an AI strategy, identify high-impact opportunities, lead organizational transformation, manage risks, and create lasting competitive advantage.Filled with practical frameworks and actionable insights, this book helps you turn AI from a powerful technology into a measurable business asset.Lead with confidence. Drive innovation. Build the future with AI.

This playbook was prepared by SkelerSecurity to equip founders, executives and developers of earlystage healthcare, financial technology and adjacent high-trust ventures with the security mindset, the controls, and the business case they need to operate safely in a threat environment that has industrialized.

What if your business could work while you sleep?Meet The Invi—your guide to using AI to automate the work, build smarter systems, and create a business that doesn't depend on your constant attention.Less busywork. More freedom. Bigger possibilities.

Big migrations rarely fail because of code alone. The Migration Architect’s Handbook shows how to untangle dependencies, design the right repository strategy and move complex systems forward without bringing the organization to a halt. Built on real-world lessons, it turns daunting modernization efforts into practical, manageable work.

Building an impressive AI agent demo is easy. Running one in production—reliably, at scale, with governance—is where most enterprises get stuck. Agentic Orchestration shows how BPMN-based process orchestration governs AI agents at scale, drawing on real deployments across banking, telecom, and healthcare. Reasoning without orchestration is expensive chaos. This book shows the way out.

Learn how to create profitable Facebook Ads and Google Ads that generate more traffic, leads, and sales. This practical step-by-step guide teaches you how to target the right audience, optimize your campaigns, reduce wasted ad spend, and maximize your return on investment.

AI is becoming part of everyday professional work. This practical, non-technical handbook will show you how to use it effectively to save time, improve the quality of your work, make better-informed decisions, and get more done. Learn what AI does well, where human judgement matters, and how to work confidently with AI in the real world.

Master copywriting by doing it: 16 modules, 35+ templates, 16 worksheets, and a full portfolio project — learn to write copy that gets read, clicked, and acted on.

Software and infrastructure only create value when they pull in the same direction as the business. This book shows IT leaders how to get there: from shaping IT strategy and the architecture roadmap to the daily discipline of IT and architecture governance, all built on a pattern-based approach that adapts to your organization rather than forcing it into a template.Grounded in established frameworks such as TOGAF, COBIT, and ITIL, it pairs solid fundamentals with numerous real-world examples — and gives growing weight to compliance and IT security, now central concerns of any IT management agenda.This English edition is based on the German standard work on the subject, fully revised in its 4th edition (late 2024). It is current with TOGAF 10 and reflects recent developments in business-oriented enterprise architecture — including the open-source tool EDGY and patterns for digital strategy — alongside the latest trends in IT risk management and cybersecurity architecture.

You are not losing velocity because your engineers are slow. You are losing velocity because every line of untested code is a landmine your team laid for itself — and sooner or later, someone steps on it. This is the book that explains why. No syntax. No tutorials. Just the argument, the evidence, and the standard your team should already be held to. A 30-minute read that changes how you lead software quality forever.

Turn "our Shopware store feels slow" into a measurable 30-day plan: one fix a day, each with a before/after metric. Field-tested engineering on caching, Elasticsearch, Redis and CDN — not generic tips.