Since no further problematic events have been observed since 1440 GMT, we are proceeding to close this incident and mark it resolved. However, we will initiate communication again in case we observe further DDoS events on our network.

If you have any questions regarding this Service Advisory, please contact Broadcom Support by clicking here.


We have observed following event of further attack since our last update:

14:20 - 14:21 GMT 14:23 - 14:24 GMT 14:30 - 14:32 GMT 14:37 - 14:40 GMT

Our teams are currently conducting a deep-dive into data collected from these network events. We will keep you informed on further developments and shall share the next update by 1545 GMT.


We have noticed intermittent drops in incoming traffic impacting 3DS 1.0.2 and EMV3DS transactions. The following instances have been observed:

1410 - 1411 GMT 1413 - 1414 GMT 1416 - 1417 GMT 1418 - 1419 GMT

We are closely monitoring transactions and will provide you with the next update by 1530 GMT. If you would like a call with senior management about this situation, please reach out to your Customer Success Manager or contact Support.

Began at:

Affected components
  • Arcot
    • Arcot for Issuers (AfI)
      • Secure2
      • SecureF
      • Secure4
      • Secure7
      • Secure5
      • SecureT