Network status and alerts

2018-09-21 -

Notice of Required Upgrade to 0.16.3

2017-10-11 -

Beware of Bitcoin's possible incompatibility with some major services

2017-07-12 -

Potential network disruption

2016-11-01 -

Alert System Retirement

2016-08-17 -

0.13.0 Binary Safety Warning

2015-10-12 -

Vulnerability in UPnP library used by Bitcoin Core

2015-07-04 -

Some Miners Generating Invalid Blocks

2014-04-11 -

OpenSSL Heartbleed vulnerability

2014-02-11 -

Transaction malleability

2013-08-11 -

Android Security Vulnerability

2013-03-15 -

15 May 2013 Upgrade Deadline

2013-03-11 -

11/12 March 2013 Chain Fork Information

2012-05-14 -

CVE-2012-2459: Critical Vulnerability (denial-of-service)

2012-03-16 -

Potentially Critical Security Vulnerability

2012-02-18 -

February 20, 2012 Protocol Changes