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Latest articles
  • Cisco Umbrella DNS in 2027: What changes and which alternatives to consider? November 6, 2026
  • DNS Vulnerabilities: Fixes for PowerDNS and BIND 9 October 28, 2026
  • ECA Digital: What changes for schools and IT October 8, 2026
  • Instagram and TikTok at work: how to block them in a single click October 5, 2026
  • Betting banned in Brazil: how website blocking works and what changes for companies September 28, 2026
  • How to View Multiple Network Reports with MikroTik September 24, 2026
  • The benefits of blocking websites for your company's productivity and efficiency. September 22, 2026
  • How does DNS filtering protect businesses against phishing? September 8, 2026
  • What is DNS Security in businesses? August 26, 2026
  • The email scam: learn what phishing is. August 6, 2026
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Latest articles
Cisco Umbrella - Transition and Alternatives
Cisco Umbrella DNS in 2027: What changes and what alternatives should be considered?
  • Uncategorized
byAlex de Oliveira
November 6, 2026
11-minute read
Security alert between DNS servers
DNS vulnerabilities: fixes for PowerDNS and BIND 9
  • Cybersecurity
  • DNS
byAlex de Oliveira
October 28, 2026
7-minute read
digital eca
ECA Digital: What changes for schools and IT?
  • Education
  • Legislation
byLumiun Team
October 8, 2026
12-minute read
Block Instagram and TikTok
Instagram and TikTok at work: how to block them with a single click.
  • Management and Productivity
  • Social media
byLumiun Team
October 5, 2026
9-minute read
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  • wireless
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Cisco Secure Access

1 post
Cisco Umbrella - Transition and Alternatives
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11-minute read
  • Uncategorized

Cisco Umbrella DNS in 2027: What changes and what alternatives should be considered?

If your company uses Cisco Umbrella, it's worth putting a date on your IT planning: January 31st…
byAlex de Oliveira
November 6, 2026
Simplify internet access control with Lumiun DNS
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Luminous Blog
© Lumin Internet Security
  • Start
  • Internet security
  • Management and Productivity
  • Free Materials
  • Get to know Lumiun
  • Lumiun BOX
  • Lumiun DNS
  • Lumiun ISP
  • Help Center
  • Partner Program
  • [eBook] IT Guide
  • Speak to a Consultant
  • How to Block Websites?
  • Commercial Kit for MSP
  • Internet Security Guide for Businesses
  • Internet Access Control Guide for Businesses
  • What is a DNS Firewall and 7 reasons to use it in your company?
  • Complete Guide: How to Block Websites in Your Company