Security & Viruses

Explain hardware security keys like YubiKey and other FIDO2 WebAuthn keys, including USB and NFC sign-in, second-factor protection, phishing resistance versus SMS codes, offline use, lost-key risks, best accounts to protect, setting one up for Google through myaccount.google.com Security 2-Step Verification Security keys, touching the key, naming it, adding backup keys or backup codes, storing backup keys separately, choosing reputable manufacturers, removing lost keys, and understanding security keys as portable passkeys.

Spot fake Geek Squad and Best Buy renewal emails texts and PayPal invoices, including unexpected 300 to 500 dollar charges, cancellation phone numbers, checking Best Buy account and bank statements directly, inspecting sender domains, understanding unpaid PayPal invoices, avoiding scam phone numbers, disconnecting after remote access, scanning the device, reporting card gift card wire or payment app losses, changing passwords from a clean device, reporting to Best Buy and the FTC, bookmarking official sites, enabling bank alerts, and recognizing similar Norton McAfee and antivirus renewal scams.

Handle repeated calls from unknown numbers on iPhone or Android by letting calls go to voicemail, avoiding keypad prompts, hanging up on robocalls, not returning one-ring calls, checking voicemail before callbacks, enabling Silence Unknown Callers on iPhone, enabling Caller ID and spam filtering on Android, blocking and reporting spam numbers, understanding number spoofing and local-looking calls, recognizing payment gift card and arrest threats as scams, verifying expected delivery doctor or business callbacks through official numbers, and avoiding callbacks without voicemail.

Respond to harassing phone calls on iPhone Android and landlines by blocking numbers, silencing unknown callers, using carrier spam blocking, blocking texts, documenting dates times numbers and voicemails, contacting the phone carrier about harassment and unwanted calls, filing FCC complaints for robocalls spoofing and telemarketing violations, contacting local police for threats stalking or protective order violations, preserving evidence, changing phone numbers as a last resort, reporting spoofed rotating-number patterns, treating physical safety concerns as emergencies, and using call-blocking apps.

Spot government grant scams, including unsolicited calls texts emails and social messages about free grants, fake Treasury Health and Human Services or agency names, upfront processing insurance delivery gift card wire crypto or payment app fees, secrecy and urgency, spoofed caller ID, requests for Social Security number bank details or ID photos, verifying through Grants.gov and official .gov agency numbers, stopping contact after payment, disputing card charges, reporting gift card wire or crypto payments, freezing credit after SSN exposure, reporting to FTC and agency inspectors general, and understanding real grant applications.

Close and respond to fake virus warning popups on iPhone Android Windows and Mac, including recognizing browser-based alerts with phone numbers alarms and Microsoft Apple or Defender logos, avoiding calls downloads and data entry, force-closing browsers from app switcher Task Manager or Force Quit, avoiding Restore previous tabs, clearing history, understanding the popup alone does not infect the device, hanging up after a call, disputing payments, reporting gift card wire or crypto losses, and filing FTC reports.

Spot fake DocuSign phishing emails, including checking the sender domain for docusign.net, hovering over Review Document links, confirming expected documents through a separate channel, watching generic greetings urgent deadlines and password or payment requests, logging into docusign.com directly, changing passwords after credential entry, scanning devices after file downloads, checking email forwarding recovery and 2FA after phishing, reporting suspicious emails to DocuSign Trust Center, and applying the same checks to Adobe Sign HelloSign and other e-signature brands.

Spot fake job interview scams, including text-only interviews on Telegram WhatsApp Signal or email, verifying recruiters and companies independently, watching easy same-day offers, fake equipment checks and reimbursement scams, never sharing Social Security number bank account ID or passwords before a formal signed offer, never paying upfront background check training software or administrative fees, freezing credit after sharing SSN, contacting banks after deposited checks or money transfers, changing reused passwords, reporting to FTC IC3 job boards and LinkedIn, and distinguishing legitimate recruiter outreach from scam behavior.

Spot employment verification and fake background check scams, including recruiters employers staffing agencies and third-party screeners asking for Social Security numbers bank details or fees too early, confirming a real job offer and written consent under FCRA, never paying background check processing or verification fees, independently verifying companies and screening vendors, using secure forms after a formal offer, watching urgency personal email and chat-app details, freezing credit after sharing SSN, monitoring or closing bank accounts after sharing routing information, disputing fees, and reporting to FTC and IdentityTheft.gov.

Spot Facebook Marketplace scams as buyer or seller, including off-app messaging, too-low prices, stock photos, payment before inspection, no buyer protection, new profiles, shipping pressure for local items, overpayment refund scams, fake payment screenshots, suspicious courier labels and shipping fees, unusual deposits for high-value items, using public or police safe exchange zones, staying in Facebook messaging and checkout, verifying payment directly in bank or payment apps, and reporting listings or profiles.