java.security.cert.CertificateException: No name matching josm.openstreetmap.de

[miketho16@…]

What steps will reproduce the problem?

1. Starting JOSM

What is the expected result?

Clean startup, with "Message of the day" displayed.

What happens instead?

The following message is displayed:

JOSM tried to access the following resources:

https://josm.openstreetmap.de/maps
https://josm.openstreetmap.de/wiki/StartupPage
but failed to do so, because of the following network errors:
java.security.cert.CertificateException: No name matching josm.openstreetmap.de found
It may be due to a missing proxy configuration.
Would you like to change your proxy settings now?

Please provide any additional information below. Attach a screenshot if possible.

Also happened on Java 7
On a corporate network, behind firewall
No proxy
I can access josm.openstreetmap.de through Chrome
I can access josm.openstreetmap.de with wget
I attempted to import the certificate chain as trusted, didn't solve the problem.

Revision: 8491
Repository Root: http://josm.openstreetmap.de/svn
Relative URL: ^/trunk
Last Changed Author: Don-vip
Last Changed Date: 2015-06-16 23:27:08 +0200 (Tue, 16 Jun 2015)
Build-Date: 2015-06-16 21:45:58
URL: http://josm.openstreetmap.de/svn/trunk
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
Last Changed Rev: 8491

Identification: JOSM/1.5 (8491 en) Windows 7 64-Bit
Memory Usage: 449 MB / 1776 MB (366 MB allocated, but free)
Java version: 1.8.0_51, Oracle Corporation, Java HotSpot(TM) 64-Bit Server VM
VM arguments: [-Djava.net.useSystemProxies=true]

Plugins:
- InfoMode (31241)
- Mapillary (31331)
- PicLayer (31241)
- buildings_tools (31241)
- commons-imaging (31241)
- geotools (31126)
- jts (31126)
- measurement (31289)
- opendata (31241)
- proj4j (31353)
- undelete (31241)
- utilsplugin2 (31241)

Last errors/warnings:
- W: Failed to read MOTD. Exception was: javax.net.ssl.SSLHandshakeException: java.security.cert.CertificateException: No name matching josm.openstreetmap.de found
- E: javax.net.ssl.SSLHandshakeException: java.security.cert.CertificateException: No name matching josm.openstreetmap.de found. Cause: java.security.cert.CertificateException: No name matching josm.openstreetmap.de found