@misc{indiciaef1197e4beb9d,
  title = {Network firewall basics--Part 1.},
  author = {Jeff Kabachinski},
  doi = {10.2345/0899-8205(2004)38[375:nfb]2.0.co;2},
  url = {https://pubmed.ncbi.nlm.nih.gov/15521510/},
  note = {Source identifier: 15521510}
}