When doorbells go rogue!

19 October 2021

Blog

Here's a story of doorbells, specific software development kits (SDKs), proxies, and miscreants using your home network to send spam.

Using the Spamhaus Project’s Public Mirrors? Check your return codes now

11 February 2021

Blog

The Spamhaus Project are introducing error codes to indicate when no data is being returned. If you're using these blocklists ensure you check your MTA configuration.

Know How Series | Email Filtering

3 February 2021

Blog Event Video

Expand your expertise with our Know How series, aimed at filling in knowledge-gaps & helping you maximize the benefits from DNS Blocklists.

Busting Blocklist Myths

29 January 2021

Blog

There are various comments bandied about with some regularity relating to Domain Name System Blocklists (DNSBLs). So, we thought it was about time to provide some truths when it comes to blocklists and dispel these myths.

BEST PRACTICE | DNSBLs and email filtering – how to get it right

27 January 2021

Best practice

There are multiple benefits to using blocklists, reducing infrastructure costs, and workforce hours to increasing catch rates. However, to get the most from DNSBLs, it's vital to use them at the right points in your email filtering process.

Email provider, freenet, increase protection by bringing spam management in-house

20 January 2021

Case Study

German email provider, freenet, bring their spam management in-house to increase visibility, control and ultimately protection using Spamhaus' IP blocklists.

PRESS RELEASE | Spamhaus announces release of free Intelligence API for security developers

2 December 2020

News

Today, Spamhaus Technology Ltd, the trusted authority on IP and domain reputation, releases its Intelligence API [BETA]. This is the first time Spamhaus has released its extensive threat intelligence via API, providing enriched data relating to IP addresses exhibiting compromised behavior.

Know How Series | DNS Blocklists

19 November 2020

Blog Event Video

Expand your expertise with our Know How series, aimed at filling in knowledge-gaps & helping you maximize the benefits from DNS Blocklists.

DNS Blocklist Basics

11 November 2020

Blog

DNS blocklists should be your first line of defense against spam and other email-borne theats. Here is an intro to some DNSBL fundamentals.

Top 10 tips (+1) for running your own mail server

11 November 2020

Blog

Here are 11 ways to help email administrators make running their own email infrastructure a success.