The four C&C channels used by GlassWorm, the botnet targeting open source software developers, have been disrupted.

Wrapper around ical.js that automatically handles EXDATE (excluded recursive occurrences), RRULE and recurring events overridden by RECURRENCE-ID. Also handles timezones, and includes timezones from ...

Threat actors have been found manipulating digital calendar subscription infrastructure to deliver harmful content. Calendar series subscriptions allow third parties to add events and share ...

An unknown threat actor masquerading as the Libyan Navy's Office of Protocol targeted the Brazilian military earlier this year using a malicious calendar (ICS) file to deliver an exploit for a then ...

A now patched security vulnerability in Zimbra Collaboration was exploited as a zero-day earlier this year in cyber attacks targeting the Brazilian military. Tracked as CVE-2025-27915 (CVSS score: 5.4 ...

Researchers monitoring for larger .ICS calendar attachments found that a flaw in Zimbra Collaboration Suite (ZCS) was used in zero-day attacks at the beginning of the year. ICS files, also known as ...

Here’s a Vuelta a España calendar for your phone or organiser with all stages listed along with a rating for their likely importance to the race or potential for action. These calendars seem popular ...

It stands out with its privacy-first approach, smooth cross-platform performance, and thoughtful design touches—like color-coded calendars and grayed-out past events—that help you stay focused. While ...

If you have a CalDAV server and would like to sync events to Google Calendar or others for streamlined calendar management, you don't have many choices - iOS/macOS support CalDAV but only for local ...