east:~#
 ipsec rsasigkey --help
Usage:	rsasigkey [--verbose] [--random device] nbits
          [--vary]
          [--rounds X]
          [--oldkey X]
          [--range [X:]Y]    make keys > X <= Y
          [--hostname FQDN]
          [--version]

	or
	rsasigkey [--verbose] --oldkey filename
east:~#
 ipsec rsasigkey --verbose --random=/testing/scripts/keygen-03/devrandom.bin 2192
getting 137 random bytes from /testing/scripts/keygen-03/devrandom.bin...
ipsec rsasigkey: eof on /testing/scripts/keygen-03/devrandom.bin!?!
east:~#
 ipsec rsasigkey --verbose --random=/dev/zero 2192
getting 137 random bytes from /dev/zero...
ipsec rsasigkey: WARNING when asked for 137 bytes, we found it was non-random by -1096
looking for a prime starting there (can take a while)...
found it after 113 tries.
getting 137 random bytes from /dev/zero...
ipsec rsasigkey: WARNING when asked for 137 bytes, we found it was non-random by -1096
looking for a prime starting there (can take a while)...
found it after 113 tries.
computing modulus...
computing lcm(p-1, q-1)...
computing d...
computing exp1, exp1, coeff...
output...

	# RSA 2192 bits   east   Sun Dec  7 15:43:45 2003
	# for signatures only, UNSAFE FOR ENCRYPTION
	#pubkey=0sAQNAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4QAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMXB
	Modulus: 0x40000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c5c1
	PublicExponent: 0x03
	# everything after this point is secret
	PrivateExponent: 0x55555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555eb
	Prime1: 0x80000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e1
	Prime2: 0x80000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e1
	Exponent1: 0x55555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555eb
	Exponent2: 0x55555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555555eb
	Coefficient: 0x00

