Technology Capsules
7 capsules

Digital Privacy Priorities: Data, Organization, and Surveillance Risk
Not everyone means the same thing by sensitive data. These views range from strict categories like health and biometric records, to practical digital cleanup and organization, to shielding vulnerable people from surveillance harm. You can decide whether your priority is guarding raw data, keeping digital order, or protecting people under watch.

AI Security Incidents: Vulnerabilities, Data Leaks, and Defenses
AI security incidents reveal how vulnerabilities can lead to data leaks, unauthorized access, and operational chaos. These incidents differ in their causes—from hidden prompt attacks and misconfigurations to malicious fine-tuning and containment failures—and show contrasting responses like disabling personalization or enhancing real-time defenses. Understanding these incidents helps decide how to balance innovation with protecting users and systems from costly AI failures.

Cloud Data Security: Access Rules, Provider Defenses, and Exposure Risks
Cloud data security depends on how access is controlled, how provider defenses operate, and where exposure can enter through connected platforms and workflows. Readers will understand the roles of strict access rules, zero trust practices, cloud provider security capabilities, job-platform exposure risks, and empirical evidence for judging where data is best protected.

Public Wi-Fi Security: Encryption, VPNs, and Trust
Public Wi-Fi security depends on understanding which protections apply at each layer: the network, the websites and apps you use, and any VPN you add. Learn how modern encryption changes the risks of open networks, when a VPN meaningfully helps, and how to judge whether a public connection is trustworthy enough for your activity.

The 3-2-1 Backup Strategy: Reliable Protection for Your Files
Most people underestimate how easily files can be lost or corrupted when devices fail or ransomware strikes. The proven approach is to maintain at least three copies of your data on two different types of storage, with one copy kept offline or offsite. Following this strategy ensures your files remain safe and recoverable even when things break.

The Laptop Buyer's Checklist for Safer Purchases
A laptop deal that looks great can hide a counterfeit, a gutted warranty, or a commission-driven recommendation. These tips take different angles on protecting yourself: vetting the seller and verifying authenticity, reading deals and affiliate links with a skeptical eye, or locking in real value after purchase with trusted software. Together they help you decide whom to trust and what to check before handing over your money.

Password Rotation After NIST: Better Security Without Forced Changes
Forcing users to change passwords regularly without a reason actually weakens security, a view now supported by NIST. While many still believe frequent password changes protect accounts, this practice often leads to weaker passwords and frustration. Instead, focusing on multi-factor authentication and only changing passwords when there is a real threat improves security and user experience.