megasilver.com.tw
tenguThis record tracks a ransomware attack claimed by the tengu group against megasilver.com.tw. It collects the publicly disclosed attack details — sector, location and timeline — as published on the operator's leak site and indexed by Breach House.
Window Zero
EXPOSURE GAPWindow Zero is the time the breach stayed in the open before anyone said so — the gap between when the attack was first discovered on the operator's leak site (t1) and when it was publicly disclosed (t2). The wider this window, the longer victims, staff and customers were exposed with no warning.
Attack Summary
megasilver.com.tw refers to Megasilver Information System Co., Ltd., a Taiwan-based information technology company. Public company profiles describe it as engaged in IT services and software system development, indicating a business focused on technology solutions rather than consumer retail or manufacturing. In threat-intelligence listings, it appears as a Taiwanese IT-sector entity associated with the megasilver.com.tw domain. It was listed as a ransomware victim associated with Tengu.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.