How to Prevent a UDP Flood Attack
Identify UDP flood bottlenecks, coordinate upstream protection and verify legitimate DNS, VPN, voice or game traffic before changing firewall rules.
Tech & security
Plain-English tech and security guides for spam calls, network attacks, APIs, work devices, and account protection.
Start here: Returning a work laptop · Understanding UDP floods · Protecting APIs
How to Clean a Work Laptop Before Returning It
Prepare a work laptop for return with IT-approved personal cleanup, sync checks, manufacturer-safe cleaning and a documented equipment handoff.
How to Cut Down Spam Calls: 6 Methods That Stick
Reduce spam calls with phone screening, carrier tools and the Do Not Call Registry. Report calls correctly and avoid blocking important legitimate callers.
How to Protect APIs from DDoS Attacks
Protect APIs from DDoS with upstream filtering, origin controls and identity-aware limits. Check costly endpoints, client retries and safe rollback.