Resource Center

8 February 2024

In part two of effective strategies against inbound malicious email. Learn how to determine whether incoming email is malicious by leveraging your own unique email infrastructure data.

7 February 2024

January saw a 173% increase in new malware sites hosted in India, with a welcome 41% decrease in the US. Mirai is back as the most common malware with 851 samples shared, and there are now 19,292 YARA rules available for hunting on YARAify - find out more in January's malware report.

12 January 2024

In Q4 2023, the number of botnet command and control (C&C) servers increased by 16%. China, the United States, and Russia were the countries leading the pack, with a significant spike in Bulgaria, and a disappointing surge in active botnet C&Cs across big-name networks.

11 January 2024

Are you currently using the Spamhaus Project’s DNS Blocklists (DNSBLs) via DigitalOcean? If you've answered "yes" to both of these questions, you need to make some changes to your email infrastructure.

9 January 2024

This month URLHaus experienced a surge in new malware sites hosted across the APAC region, including China (360%), Singapore (265%) and Taiwan (103%). Whilst new entrant Sock5Systemz is #1 for samples shared - find out more in December's malware report.

19 December 2023

Matthew Vernhout, NetCore Cloud's VP, Deliverability (ENSA), explains how new email authentication changes spearheaded by Yahoo and Gmail will impact your email strategy and what you can do to take proactive measures.

7 December 2023

Recently, WHOIS data was used to uncover a large cluster of domains used for a fake URL-shortener scheme and a massive SMS phishing operation, known as Prolific Puma. Spamhaus Technology's Head of Data Carel Bitter explores why this case is particularly interesting and the role of WHOIS data in identification and correlation.

5 December 2023

This month saw an increase in active malware distribution sites across Central Europe. New October entrant ShadowPad dominated the ThreatFox Top 15s with a +459.82% increase. Meanwhile, YARAify scanned over 8 million distinct files! Read the full report here.

29 November 2023

A sunset policy is an essential component of any successful email program. Find out why a sunset policy is essential and what you need to do to effectively implement one.