Update 14 May 2011 :
For versions: ESS / EAV : Valid until: 2011-08-18
Username : EAV-45124420
Password : nchr6846sv
Username : EAV-45124418
Password : fnhubdrfs4
Username : EAV-45124417
Password : 5fbnbkra3m
Username : EAV-45124414
Password : jm4mh2ecbc
Username : EAV-45123696
Password : 8vsfs3h53u
Username : EAV-45123695
Password : de3rv27mpf
Username : EAV-45123693
Password : 7r3u46uvpm
Username : EAV-45123692
Password : tjsp5cupx7
Username : EAV-45123665
Password : ckamvfrckr
Username : EAV-45123664
Password : 2e3fvns6tb
Username : EAV-45123663
Password : 6var4mfmjv
Username : EAV-45123662
Password : sr3k4tfetf
For versions: EAV : Valid until: 2011-11-21
Username : EAV-45356857
Password : 3dmjcdjkfv
Username : EAV-45356698
Password : 8jf452va5d
Username : EAV-45356696
Password : 3uf7a6mj5j
Username : EAV-45207320
Password : aafsvf7j4h
Username : EAV-45206109
Password : 8m3upbpjk4
Username : EAV-45206063
Password : 377nx25ckb

If the one of the username and password is invalid, try with the second one.