3
votes
3answers
125 views

I have a service listening on a port, how do I open the port externally?

I have a service that is listening on a tcp port, and it is listed with this command: >netstat -atp tcp | grep -i "listen" tcp4 0 0 192.168.2.5.8070 *.* LISTEN ...
0
votes
0answers
31 views

How do I enable A5/3 cellular encryption on an iPhone or iPad?

I want to only connect to A5/3 networks to prevent MITM attacks on my cellular data. I'm not concerned if the attacker is the mobile operator themselves.. (assuming that mobile operator can't be ...
4
votes
1answer
47 views

Anything comparable to Windows' “Network Location” in MacOS?

This is my first Mac. On Windows I can set each network connection as either Home, Work or Public using "Network Location". Each mode has different sharing and security options. Is there a way to do ...
3
votes
2answers
138 views

What are the numerous incoming connections I see on public wifi for?

In general I have incoming connections disabled by my security software (Little Snitch). But even when I do this, on public wifi, I see numerous incoming connections for netbios and mDNSResponder ...
0
votes
0answers
11 views

Prevent apps from using wifi without VPN [duplicate]

When I travel and am connecting to public wireless networks (or, really, any wireless network I don't control), I use a VPN (either L2TP with the built-in networking support or OpenVPN with ...
1
vote
0answers
30 views

Block external storage for a user account

I am doing a proposal for new network where the Macs will be networked, OS X Mavericks + server app Is there any solution to disable external storage USB/Thunderbolt/Firewire/CD/ Bluetooth? ...
1
vote
1answer
370 views

OSX Firewall: Forwarding Ports & Ignoring Non-Local Requests

On my production Debian server I use this to forward requests that come in to port 80 to a non-root process running on port 8080: sudo iptables -A PREROUTING -t nat -i eth0 -p tcp --dport 80 -j ...
0
votes
0answers
50 views

Prevent data on unsecured wireless, until VPN is connected [duplicate]

There's a lot of good advice around about avoiding connecting to unsecured wireless networks, and using a VPN (for all traffic) if you absolutely must use one. What seems to be missing from this ...
0
votes
1answer
199 views

What could be causing my MacBook Air 13inch (Mid 2012) 2 GHz Intel Core i7 OS X 10.8.4 to throw the “could not join” WiFi error?

For some reason, my MacBook Air 13inch (Mid 2012) 2 GHz Intel Core i7 OS X 10.8.4 will fail to connect to my Siemens SE567 ADSL Modem when WiFi security is enabled on it. It throws the following error ...
1
vote
0answers
71 views

Applying Filtering on NAT'd Packets NetBSD (pf.conf)

Is there a way to filter packets after applying NAT? What I am trying to do: Apply NAT to packets going to some host, but block packets with a specific port. I have tried a few things but nothing is ...
1
vote
1answer
557 views

I can't find a setting to disable WINS in Network settings

In my Network settings under WINS I have the NetBios name (elly) that I would like to disable (kill). The message shows that the "elly"is currently been used ? By whom, for what ? There a bunch of ...
0
votes
0answers
181 views

Always get a Security Error for Internal HTTPS Website

My company recently changed an internal site to use HTTPS instead of HTTP (it is our Jira site in case that matters). From what I can tell, this site is using an internal certificate. On our work ...
2
votes
1answer
370 views

Two Airport Expresses extending the same network and a weekly password rotation?

I just installed two Airport Express routers in a restaurant to improve their wifi coverage. The first device (AE1) is connected to the restaurant's DSL router via ethernet, and the second device ...
1
vote
1answer
219 views

'Always Trust' wifi network not working

This is more of an annoyance than anything...I have a MacBook Pro (latest Retina 15") and a Mac mini (latest model) both running Mac OS 10.8.4 and whenever I connect to my company's wifi network, I ...
6
votes
2answers
11k views

How to block internet traffic of an application?

Little Snitch can block internet traffic of a particular app. Can I do something similar without (paying) Little Snitch?
1
vote
0answers
27 views

Enforcing firewall (native or 3rd-party)

We're currently doing PCI compliance, and one of the requirements is that mobile devices that have access to systems involved in processing card data have personal firewall software installed which ...
5
votes
2answers
483 views

How should I use VPN on a Mac to prevent compromise before the VPN starts?

As most experienced users will have heard, using a Mac in a public untrusted Wi-Fi can be potentially harmful. A tool like Firesheep1 has made it very easy to intercept unencrypted communication. ...
4
votes
1answer
983 views

Neighbor's Airport Extreme extending my wireless network?

I noticed a new machine on my network -- it's my next-door neighbor's Airport Extreme! My network is set up with a WPA2 Personal password, and I don't believe that he's cracking passwords to steal ...
6
votes
2answers
570 views

“Airplane Mode” in OS X. Alternative command for `rfkill`?

This question is an exact duplicate of this post from superuser.exchange.com. I believe this is a valid question for both of sites and hope I am not (if any) violating stackexchange policies. ...
1
vote
1answer
616 views

How to determine which traffic goes over the PPTP VPN?

I setup a PPTP VPN on mac os x lion, on the advanced tab I do not have the send all traffic over VPN connection checked. I only want traffic to a specific server connected to go through the vpn, ...
10
votes
1answer
15k views

Should I block incoming connections from “netbiosd”?

My (application) firewall settings are configured to block incoming connections from netbiosd. I don't recall setting this myself, and wonder what the consequences are. What are the consequences of ...
2
votes
1answer
3k views

Enabling Wireless Before Logon for Active Directory

We are purchasing computers in the next week on our Enterprise network and will have a mix of Macs and PCs. We are currently running our AD server on Windows Server 2008R2. We use folder redirection ...
-1
votes
2answers
4k views

How to not allow other people to access your mac?

i've been noticing strange things since I moved in my apartment. One time or another I can see airplay icon that appears out of no where, I'm concerned that someone might get access to my mac, is ...
0
votes
0answers
161 views

Why does OSX hang when logging in to a Windows network?

For the last couple of years I've used a MacPro + SnowLeopard at work. We have a Windows network so I have to do a network login into our domain. I sometimes login with my local Mac machine account ...
1
vote
1answer
66 views

Are there any security vulnerabilities that would allow an attacker to change the admin password?

A good friend of mine woke up one day to discover that someone had changed the admin password on his mac. It seems the same attacker also broke into his Yahoo email. Assuming he was on an unsecured ...
6
votes
1answer
319 views

Is it possible that some hacker is logged in to my computer?

When I type w at the terminal I see myself logged in two times. What are console and s000? Is it possible that one of these neos is actually somebody else?
-1
votes
1answer
478 views

How do I allow a single IP to access everything on my Mac?

I tried IceFloor, but it's not working to white list all traffic from a single IP to bypass firewalls.
0
votes
1answer
692 views

How can I leave my wifi connection connected after logging the user out of the OS?

Lets say the WiF network uses LDAP to authenticate users with a user and password and the users login to the OS using the same LDAP credentials. Is there a way that this WiFi connection can be always ...
6
votes
4answers
2k views

How can I get the exact URLs/requests that a program is trying to connect to?

I currently use Little Snitch to control network traffic on my Macbook Pro, and see what my apps are connecting to. Unfortunately, Little Snitch only shows you the hostname that an app is connecting ...
1
vote
1answer
5k views

How should I debug AFP issues?

I'm having some problems connecting to a Time Capsule's shared drive from a Macbook Air running OS X 10.7.2 Lion. I can connect to the share without problem from a Macbook Pro running OS X 10.6 Snow ...
4
votes
1answer
606 views

Launchd network access control in Mac OS Lion

First of all, I've used pf extensively on OpenBSD so I know its rule set quite well. Even though I'm more used to the more recent versions. However, I would like to know if there is a simpler way to ...
2
votes
2answers
251 views

How can I run a script on a Mac before Airport starts?

I wrote a small shell script to spoof my wireless interface mac address. I'd like to run this script on my mac (snow leopard) before the airport utility starts and attempts to connect to an access ...
6
votes
1answer
3k views

Natively written packet sniffer / inspector for OS X

I am looking for a packet sniffer / inspector which runs natively on OS X (Cocoa) and not with some sort of compatibility layer like X. Ideally I am looking for an application with the following ...
3
votes
4answers
337 views

Is there a good way to distribute WPA2 keys within the 'enterprise'

Due to this whole cloud thing, we've started to end up with more and more macs within our enterprise network. And, like most enterprises, we've got an internal wireless network that we'd rather not ...
3
votes
2answers
493 views

Simplest way to audit and monitor my home network and deal with intruders (while leaving it all open)

Please don't give me a suggestion that you haven't tried and approved yourself. Also please feel free so skip and not read anything below. I trust the title is already summing up pretty good. What ...
7
votes
2answers
2k views

Turn Wifi Off via command line

I'm sharing my internet in work and forgot to turn it off! Does anyone know how I can do it via the command line? I have SSH access but thats it. D'oh.
10
votes
3answers
533 views

Can the built-in OS X “Location” feature auto select locations based on wireless networks?

My home network is very secure, but my school's wireless network is open, which makes it vulnerable to wireless sniffing (e.g. with Firesheep). I just discovered the Location feature and I think it's ...