September 2019 - stunnel-users

TR: using sTunnel with Chrome (Pierre DUPONT)
by Brent Kimberley 06 Sep '19

06 Sep '19

Dump your stunnel.crt file. <stunnel_home>/bin/openssl x509 -in stunnel.crt -noout -text And, compare with * section 4 of https://tools.ietf.org/html/rfc5280 * Peer-reviewed public sites. https://www.ssllabs.com/ssltest/ Dump your stunnel.cnf file. And, compare with stunnel_home>/config/openssl.cnf file https://access.redhat.com/solutions/28965 https://www.openssl.org/docs/manmaster/man5/x509v3_config.html ---------------------------------------------------------------------- From: Pierre DUPONT <pierre.dupont(a)nedap.fr> De : Pierre DUPONT Envoy? : jeudi 5 septembre 2019 16:55 Cc : _sav.bibli <sav.bibli(a)nedap.fr>; Philippe ANQUETIN <philippe.anquetin(a)nedap.fr> Objet : using sTunnel with Chrome Good day to all. So far, I can't succeed to use Chrome with sTunnel. Here is my configuration for sTunnel.... However, I cannot connect on https I tried several things found browsing the list, like building a certificate with openssl req -new -x509 -days 365 -nodes -config stunnel.cnf -out stunnel.crt -keyout stunnel.crt No result so the only solution I see now is to call you for some help... With kind regards, Cordiales salutations de Pierre Dupont Support S.A.V. & D?veloppement Biblioth?ques Courriel S.A.V. : sav.bibli(a)nedap.fr<mailto:[email protected]> 06 13 99 69 38 - 01.61.03.03 18 8/10 Chemin d'Andr?sy 95610 Eragny sur Oise NEDAP LOGO

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TR: using sTunnel with Chrome
by Pierre DUPONT 06 Sep '19

06 Sep '19

De : Pierre DUPONT Envoyé : jeudi 5 septembre 2019 16:55 À : 'stunnel-users(a)stunnel.org' <stunnel-users(a)stunnel.org> Cc : _sav.bibli <sav.bibli(a)nedap.fr>; Philippe ANQUETIN <philippe.anquetin(a)nedap.fr> Objet : using sTunnel with Chrome Good day to all. So far, I can't succeed to use Chrome with sTunnel. I use these versions sTunnel : 5.55 (downloaded today...) Chrome is 76.0.3809 132 [cid:[email protected]] Here is my configuration for sTunnel : ; Sample stunnel configuration file for Win32 by Michal Trojnara 2002-2019 ; Some options used here may be inadequate for your particular configuration ; This sample file does *not* represent stunnel.conf defaults ; Please consult the manual for detailed description of available options ; ************************************************************************** ; * Global options * ; ************************************************************************** ; Debugging stuff (may be useful for troubleshooting) ;debug = info ;output = stunnel.log ; Enable FIPS 140-2 mode if needed for compliance ;fips = yes ; Microsoft CryptoAPI engine allows for authentication with private keys ; stored in the Windows certificate store ; Each section using this feature also needs the "engineId = capi" option ;engine = capi ; You also need to disable TLS 1.2 or later, because the CryptoAPI engine ; currently does not support PSS ;sslVersionMax = TLSv1.1 ; The pkcs11 engine allows for authentication with cryptographic ; keys isolated in a hardware or software token ; MODULE_PATH specifies the path to the pkcs11 module shared library, ; e.g. softhsm2.dll or opensc-pkcs11.so ; Each section using this feature also needs the "engineId = pkcs11" option ;engine = pkcs11 ;engineCtrl = MODULE_PATH:softhsm2.dll ;engineCtrl = PIN:1234 ; ************************************************************************** ; * Service defaults may also be specified in individual service sections * ; ************************************************************************** ; Enable support for the insecure SSLv3 protocol ;options = -NO_SSLv3 ; These options provide additional security at some performance degradation ;options = SINGLE_ECDH_USE ;options = SINGLE_DH_USE ; ************************************************************************** ; * Include all configuration file fragments from the specified folder * ; ************************************************************************** ;include = conf.d ; ************************************************************************** ; * Service definitions (at least one service has to be defined) * ; ************************************************************************** ; ***************************************** Example TLS client mode services [gmail-pop3] client = yes accept = 127.0.0.1:110 connect = pop.gmail.com:995 verifyChain = yes CAfile = ca-certs.pem checkHost = pop.gmail.com OCSPaia = yes [gmail-imap] client = yes accept = 127.0.0.1:143 connect = imap.gmail.com:993 verifyChain = yes CAfile = ca-certs.pem checkHost = imap.gmail.com OCSPaia = yes [gmail-smtp] client = yes accept = 127.0.0.1:25 connect = smtp.gmail.com:465 verifyChain = yes CAfile = ca-certs.pem checkHost = smtp.gmail.com OCSPaia = yes ; Encrypted HTTP proxy authenticated with a client certificate ; located in the Windows certificate store ;[example-proxy] ;client = yes ;accept = 127.0.0.1:8080 ;connect = example.com:8443 ;engineId = capi ; Encrypted HTTP proxy authenticated with a client certificate ; located in a cryptographic token ;[example-pkcs11] ;client = yes ;accept = 127.0.0.1:8080 ;connect = example.com:8443 ;engineId = pkcs11 ;cert = pkcs11:token=MyToken;object=MyCert ;key = pkcs11:token=MyToken;object=MyKey ; ***************************************** Example TLS server mode services ;[pop3s] ;accept = 995 ;connect = 110 ;cert = stunnel.pem ;[imaps] ;accept = 993 ;connect = 143 ;cert = stunnel.pem ; Either only expose this service to trusted networks, or require ; authentication when relaying emails originated from loopback. ; Otherwise the following configuration creates an open relay. ;[ssmtp] ;accept = 465 ;connect = 25 ;cert = stunnel.pem ; TLS front-end to a web server [https] accept = 443 connect = 81 cert = stunnel.pem ; "TIMEOUTclose = 0" is a workaround for a design flaw in Microsoft SChannel ; Microsoft implementations do not use TLS close-notify alert and thus they ; are vulnerable to truncation attacks TIMEOUTclose = 0 ; Remote cmd.exe protected with PSK-authenticated TLS ; Create "secrets.txt" containing IDENTITY:KEY pairs ;[cmd] ;accept = 1337 ;exec = c:\windows\system32\cmd.exe ;execArgs = cmd.exe ;PSKsecrets = secrets.txt ; vim:ft=dosini The 81 connect port is used by our local webservice : http://localhost:81/nedaprfidwebservice.asmx which runs OK [cid:[email protected]] The problem is when I try to import the certificate. It looks OK giving these informations [cid:[email protected]] [cid:[email protected]] However, I cannot connect on https [cid:[email protected]] I tried several things found browsing the list, like building a certificate with openssl req -new -x509 -days 365 -nodes -config stunnel.cnf -out stunnel.crt -keyout stunnel.crt No result so the only solution I see now is to call you for some help... With kind regards, Cordiales salutations de Pierre Dupont Support S.A.V. & Développement Bibliothèques Courriel S.A.V. : sav.bibli(a)nedap.fr<mailto:[email protected]> Téléphone : 06 13 99 69 38 - 01.61.03.03 18 8/10 Chemin d'Andrésy 95610 Eragny sur Oise [NEDAP LOGO - INLINE - RGB]

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High cpu usage 2016 server
by Cooper, Dave 02 Sep '19

02 Sep '19

Using latest version of stunnel. Running on 3 separate 2016 servers. On each server stunnel is consuming 40% of the cpu even though no end point is even connected. Sent from my iPhone ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ***MBS DISCLAIMER*** Multi-Bank Securities, Inc. (MBS) cannot be held responsible for errors regarding time and/or price on buy/sell requests via e-mail. Information provided in this email has been prepared from sources to be reliable, but is not guaranteed and is not a complete summary or statement of all data necessary for making an investment decision. This is for informational purposes only and does not constitute a recommendation, please confirm all information before investing. Securities discussed are subject to availability and change in price and yield. Changes to assumptions may have a material impact on returns. Past performance is not indicative of future returns. Additional information is available upon request. This email is intended only for the entity or person to which it is addressed and may contain confidential and/or privileged material. Any review, retransmission, dissemination or other use of this information by entities or persons other than the intended recipient is prohibited. If you receive this message in error, please contact the sender immediately and delete the material from your computer. If you no longer wish to receive e-mails from MBS, please forward this email to compliance(a)mbssecurities.com and place the word REMOVE in the subject line

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