I would lkike to thanks to the two answers. The prblem was not solved. Here are the results of the test proposed bt Eric:
EtreCheck version: 3.0.6 (315)
Report generated 2016-10-06 21:30:37
Download EtreCheck from https://etrecheck.com
Runtime 1:46
Performance: Excellent
Click the [Support] links for help with non-Apple products.
Click the [Details] links for more information about that line.
Problem: Other problem
Description:
Safari doesn’t able to enter Apple’s communities
Hardware Information: ⓘ
iMac (21.5-inch, Late 2013)
[Technical Specifications] - [User Guide] - [Warranty & Service]
iMac - model: iMac14,1
1 2.7 GHz Intel Core i5 CPU: 4-core
16 GB RAM Upgradeable - [Instructions]
BANK 0/DIMM0
8 GB DDR3 1600 MHz ok
BANK 1/DIMM0
8 GB DDR3 1600 MHz ok
Bluetooth: Good - Handoff/Airdrop2 supported
Wireless: en1: 802.11 a/b/g/n/ac
Video Information: ⓘ
Intel Iris Pro
iMac 1920 x 1080
System Software: ⓘ
macOS Sierra 10.12 (16A323) - Time since boot: less than an hour
Disk Information: ⓘ
APPLE HDD HTS541010A9E662 disk1 : (1 TB) (Rotational)
EFI (disk1s1) <not mounted> : 210 MB
Recovery HD (disk1s3) <not mounted> [Recovery]: 784 MB
Macintosh HD (disk2) / [Startup]: 1.11 TB (451.56 GB free)
Core Storage: disk0s2 120.99 GB Online
Core Storage: disk1s2 999.21 GB Online
APPLE SSD SM0128G disk0 : (121.33 GB) (Solid State - TRIM: Yes)
EFI (disk0s1) <not mounted> : 210 MB
Boot OS X (disk0s3) <not mounted> : 134 MB
Macintosh HD (disk2) / [Startup]: 1.11 TB (451.56 GB free)
Core Storage: disk0s2 120.99 GB Online
Core Storage: disk1s2 999.21 GB Online
USB Information: ⓘ
ASMedia USB Mass Storage Device
Apple Inc. BRCM20702 Hub
Apple Inc. Bluetooth USB Host Controller
Apple Inc. FaceTime HD Camera (Built-in)
American Power Conversion Back-UPS RS 550G FW:857.L4 .I USB FW:L4
Elgato EyeTV Hybrid
Thunderbolt Information: ⓘ
Apple Inc. thunderbolt_bus
Gatekeeper: ⓘ
Mac App Store and identified developers
Kernel Extensions: ⓘ
/Applications/Boxcryptor.app
[not loaded] com.boxcryptor.BCFS.filesystems.bcfs (3.1.0 - SDK 10.9 - 2016-02-12) [Support]
/Applications/LittleSnitch/Little Snitch 1.2.3/Little Snitch Installer.app
[not loaded] at.obdev.KUC (1.2.7 - 2006-06-06) [Support]
/Applications/Parallels Desktop.app
[not loaded] com.parallels.kext.hypervisor (11.2.1 32626 - SDK 10.9 - 2016-07-27) [Support]
[not loaded] com.parallels.kext.netbridge (11.2.1 32626 - SDK 10.9 - 2016-07-27) [Support]
[not loaded] com.parallels.kext.usbconnect (11.2.1 32626 - SDK 10.9 - 2016-07-27) [Support]
[not loaded] com.parallels.kext.vnic (11.2.1 32626 - SDK 10.9 - 2016-07-27) [Support]
/Library/Application Support/Hotspot Shield
[not loaded] com.anchorfree.tun (1.1.1 - SDK 10.8 - 2015-09-06) [Support]
/System/Library/Extensions
[not loaded] com.elgato.driver.DontMatchAfaTech (1.1 - 2016-09-22) [Support]
[not loaded] com.elgato.driver.DontMatchCinergy450 (1.1 - 2016-09-22) [Support]
[not loaded] com.elgato.driver.DontMatchCinergyXS (1.1 - 2016-09-22) [Support]
[not loaded] com.elgato.driver.DontMatchEmpia (1.1 - 2016-09-22) [Support]
[not loaded] com.elgato.driver.DontMatchVoyager (1.1 - 2016-09-22) [Support]
[not loaded] com.globaldelight.driver.BoomDevice (1.1 - SDK 10.1 - 2016-09-22) [Support]
~/Documents/תיקי מכתבים/תיק מכתבים 23:7:03/Letters9.4.06/EyeTV3/EyeTV/EyeTV.app
[not loaded] com.elgato.driver.Pluto2 (1.1 - 2010-07-22) [Support]
System Launch Agents: ⓘ
[not loaded] 7 Apple tasks
[loaded] 173 Apple tasks
[running] 91 Apple tasks
System Launch Daemons: ⓘ
[not loaded] 39 Apple tasks
[loaded] 160 Apple tasks
[running] 104 Apple tasks
Launch Agents: ⓘ
[loaded] com.epson.esua.launcher.plist (2016-07-27) [Support]
[running] com.epson.eventmanager.agent.plist (2014-09-21) [Support]
[loaded] com.epson.scannermonitor.plist (2015-12-16) [Support]
[loaded] com.google.keystone.agent.plist (2016-07-12) [Support]
[loaded] com.oracle.java.Java-Updater.plist (2013-05-17) [Support]
[running] com.smartlaunch.usbdetection.plist (2016-06-25) [Support]
[failed] com.tvmobili.artwork.plist (2013-04-30) [Support]
[not loaded] net.culater.SIMBL.Agent.plist (2015-01-18) [Support]
Launch Daemons: ⓘ
[loaded] com.adobe.fpsaud.plist (2016-08-30) [Support]
[loaded] com.anchorfree.ajaxserver.plist (2013-11-08) [Support]
[loaded] com.barebones.authd.plist (2013-03-02) [Support]
[loaded] com.bombich.ccc.plist (2013-12-16) [Support]
[loaded] com.bombich.ccchelper.plist (2014-11-09) [Support]
[loaded] com.google.keystone.daemon.plist (2016-09-02) [Support]
[loaded] com.malwarebytes.HelperTool.plist (2016-07-12) [Support]
[loaded] com.microsoft.autoupdate.helpertool.plist (2016-08-03) [Support]
[loaded] com.microsoft.office.licensingV2.helper.plist (2015-09-11) [Support]
[loaded] com.oracle.java.Helper-Tool.plist (2013-05-17) [Support]
[failed] com.radiosilenceapp.nke.PrivateEye.plist (2011-10-06)
[failed] com.tvmobili.tvmobilisvcd.plist (2013-04-30) [Support]
User Launch Agents: ⓘ
[loaded] com.adobe.ARM.[...].plist (2012-01-03) [Support]
[failed] com.victorpimentel.TVShowsHelper.plist (2011-04-26) [Support]
[loaded] de.metaquark.appfresh.plist (2011-08-26) [Support]
[running] ws.agile.1PasswordAgent.plist (2013-10-05) [Support]
User Login Items: ⓘ
Calendar Application (/Applications/Calendar.app)
Meteorologist Application (/Applications/Meteorologist.app)
Dropbox Application (/Applications/Dropbox.app)
Meteorologist Classic Application (/Applications/Meteorologist Classic.app)
EEventManager Application (/Applications/Epson Software/Event Manager.app/Contents/Resources/Assistants/Event Manager/EEventManager.app)
Internet Plug-ins: ⓘ
o1dbrowserplugin: 5.41.3.0 - SDK 10.8 (2015-12-16) [Support]
Google Earth Web Plug-in: 7.1 (2016-08-20) [Support]
Flip4Mac WMV Plugin: 3.2.0.16 - SDK 10.8 (2013-06-08) [Support]
AdobePDFViewerNPAPI: 11.0.17 - SDK 10.6 (2016-08-27) [Support]
FlashPlayer-10.6: 23.0.0.162 - SDK 10.9 (2016-09-13) [Support]
Silverlight: 5.1.40728.0 - SDK 10.6 (2015-10-21) [Support]
QuickTime Plugin: 7.7.3 (2016-09-14)
Flash Player: 23.0.0.162 - SDK 10.9 (2016-09-13) [Support]
googletalkbrowserplugin: 5.41.3.0 - SDK 10.8 (2015-12-11) [Support]
SharePointBrowserPlugin: 14.6.7 - SDK 10.6 (2016-09-02) [Support]
AdobePDFViewer: 11.0.17 - SDK 10.6 (2016-08-27) [Support]
iPhotoPhotocast: 7.0 - SDK 10.7 (2011-12-29)
JavaAppletPlugin: Java 8 Update 101 build 13 (2016-08-09) Check version
User internet Plug-ins: ⓘ
Google Earth Web Plug-in: 7.0 (2013-02-27) [Support]
Safari Extensions: ⓘ
Open in Internet Explorer - Parallels - http://www.parallels.com (2016-07-27)
OpenAtEnd - Lasse Rasinen - http://www.iki.fi/lrasinen/OpenAtEnd/ (2011-07-28)
FlashToHTML5 - Joris Vervuurt - http://www.joris-vervuurt.com/ (2012-07-02)
ClickToFlash - Marc Hoyois - http://hoyois.github.com/safariextensions/clicktoplugin/ (2016-08-15)
Video Converter - Wondershare - http://www.wondershare.com (2016-06-12)
DivX Plus Web Player HTML5 <video> - DivX, Inc. - http://www.divx.com/en/software/divx-plus/web-player/ (2011-05-28)
1Password - AgileBits - https://agilebits.com/onepassword (2016-09-27)
AdBlock - BetaFish, Inc. - https://getadblock.com (2016-08-15)
DivX HiQ - DivX, Inc. - http://www.divx.com/en/software/divx-plus/web-player/ (2011-05-28)
3rd Party Preference Panes: ⓘ
Flash Player (2016-08-30) [Support]
Flip4Mac WMV (2013-06-08) [Support]
Java (2016-08-09) [Support]
TimeMachineScheduler (2012-07-29) [Support]
Time Machine: ⓘ
Skip System Files: NO
Mobile backups: OFF
Auto backup: YES
Volumes being backed up:
Macintosh HD: Disk size: 1.11 TB Disk used: 660.13 GB
Destinations:
Time Machine [Local]
Total size: 999.86 GB
Total number of backups: 61
Oldest backup: 25/4/16, 15:35
Last backup: 6/10/16, 21:09
Size of backup disk: Too small
Backup size 999.86 GB < (Disk used 660.13 GB X 3)
Top Processes by CPU: ⓘ
3% WindowServer
3% fontd
1% kernel_task
0% com.apple.AmbientDisplayAgent
0% Dropbox
Top Processes by Memory: ⓘ
2.21 GB com.apple.WebKit.WebContent(25)
1.10 GB kernel_task
639 MB mds_stores
426 MB Safari
295 MB MTLCompilerService(16)
Virtual Memory Information: ⓘ
8.50 GB Free RAM
7.50 GB Used RAM (2.47 GB Cached)
0 B Swap Used
Diagnostics Information: ⓘ
Oct 6, 2016, 09:27:37 PM /Library/Logs/DiagnosticReports/mds_stores_2016-10-06-212737_[redacted].cpu_res ource.diag [Details]
/System/Library/Frameworks/CoreServices.framework/Frameworks/Metadata.framework /Versions/A/Support/mds_stores
Oct 6, 2016, 09:23:57 PM ~/Library/Logs/DiagnosticReports/SIMBL Agent_2016-10-06-212357_[redacted].crash
/Library/ScriptingAdditions/SIMBL.osax/Contents/Resources/SIMBL Agent.app/Contents/MacOS/SIMBL Agent
Oct 6, 2016, 09:23:15 PM Self test - passed
Oct 6, 2016, 09:15:27 PM ~/Library/Logs/DiagnosticReports/SIMBL Agent_2016-10-06-211527_[redacted].crash
Oct 6, 2016, 09:13:58 PM ~/Library/Logs/DiagnosticReports/SIMBL Agent_2016-10-06-211358_[redacted].crash
Oct 5, 2016, 01:16:52 PM ~/Library/Logs/DiagnosticReports/com.apple.security.pboxd_2016-10-05-131652_[re dacted].crash
/System/Library/PrivateFrameworks/RemoteViewServices.framework/XPCServices/com. apple.security.pboxd.xpc/Contents/MacOS/com.apple.security.pboxd