slaptijack

Short-term planning is any planning whose horizon is within the next two years. Planning within this category is tactical or operational in nature. It is focused on responding to the immediate needs of the organization long-term, strategic planning. Common tasks that fall within this category include project management, budgets, and …

The Rural Utilities Service (RUS) and National Telecommunications and Information Administration (NTIA) have officially posted a BIP / BTOP Application Mapping Tool. The information had been available for a short time before being pulled off the RUS website. One of the intentions of this tool is to provide a 30 day …

Company X has decided to implement a new security plan. This plan includes changes to the information systems architecture and will impact the day-to-day work activities of many employees. Additionally, many operational procedures will be changed to reflect a more defensive security stance. It is not uncommon for organizations undergoing …

Organizations use contingency planning to ensure the quickest return of information services in the event of a service disruption. A service disruption can be any event that affects the continuity of information services and may range from a human orchestrated denial of service attack to a major earthquake. From a …

Although routers and switches are often located near each other in a network environment, the two devices offer very different functionality. Routers are network devices that send data packets to distinct network segments. A router examines incoming packets and makes routing decisions based on the destination address in the packet …

You stopped Agent Manager on your Lotus Domino 6.5 server when you meant to tell it to restart? I've done that. If you don't know how to start it up again, finding that information can be pretty frustrating. Not to mention potentially embarrassing.

To get the Agent Manager running …

Even a network maintained by the most diligent security professionals will occasionally suffer from a security breakdown. A security breakdown is an incident that results in the opportunity for an information system to be compromised. The breakdown does not have to result in an actual compromise; the opportunity for compromise …

SSH should feel boring. You type ssh hostname, the server asks for whatever authentication it needs, and you get a shell. When it pauses for 30, 60, or 120 seconds before anything useful happens, the delay is usually not random. It is almost always name resolution, address-family selection, routing, or …

One of the more underrated tools included with Microsoft Windows Server is Network Monitor. Network Monitor is a packet capture tool that allows network administrators to gain insight into what network traffic is being sent and received by the server. This data can be useful in diagnosing various network problems …

Slaptijack was offline for 2.5 hours today when the data center with our server in it experienced a power outage. Apparently, the roof started leaking during a heavy rain storm and water dropped directly on a panel controlling the UPS. This caused the UPS to shutdown, and it took …

In the 1970s, Bob Metcalfe and David Boggs invented Ethernet while working at Xerox PARC. At that time, Ethernet's top speed was 3 Megabits per second (Mbps). This version was installed in a few sites including Boeing, the White House, and various academic institutions. In the early 1980s, the original …

Proxy servers have become increasingly popular security devices in corporate networks. It is becoming a standard practice to use a dedicated proxy server to relay Hypertext Transfer Protocol (HTTP) requests to web servers protected by a firewall. In addition to relaying HTTP requests, proxy servers can also be used to …

The first layer of the OSI Reference Model is the physical layer. This layer describes the physical characters of the network. This layer defines the tangible aspects of the network medium, such as types of cables and pin arrangements, but it also defines how much voltage is used in copper …

Managing isolated systems is already a complicated task. Network connectivity from outside the Local Area Network (LAN) introduces new complexities that must be taken into account when designing an information security plan. The most significant concern when connecting a LAN to the Internet is protecting internal information from external attackers …

The fifth layer of the OSI Reference Model is the session layer. Since applications running on different hosts may need to establish a connection in order to operate, the session layer is responsible for setting up the connection. It is important to note that the session layer is responsible for …